Home / 863,411,314.75-1,191,511,204.23-466,934,304.31

Finding the Fourth Proportional to 863,411,314.75, 1,191,511,204.23 and 466,934,304.31

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Solution

The fourth proportional to 863,411,314.75, 1,191,511,204.23 and 466,934,304.31 is: 644,371,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,411,314.75 : 1,191,511,204.23 = 466,934,304.31 : x
  2. Step 2: Convert to fraction form
    863,411,314.75/1,191,511,204.23 = 466,934,304.31/x
  3. Step 3: Cross multiply
    863,411,314.75x = 1,191,511,204.23 × 466,934,304.31
  4. Step 4: Simplify right side
    863,411,314.75x = 556,357,455,224,705,408
  5. Step 5: Solve for x
    x = 556,357,455,224,705,408/863,411,314.75
  6. Step 6: Final answer
    x = 644,371,281.36

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Half scale
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Double scale
Find fourth proportional to 863,411,315.75, 1,191,511,205.61 and 466,934,305.31
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.