Home / 1,417,178,051.40-2,125,767,077.10-834,612,427.20

Finding the Fourth Proportional to 1,417,178,051.40, 2,125,767,077.10 and 834,612,427.20

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Solution

The fourth proportional to 1,417,178,051.40, 2,125,767,077.10 and 834,612,427.20 is: 1,251,918,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,178,051.40 : 2,125,767,077.10 = 834,612,427.20 : x
  2. Step 2: Convert to fraction form
    1,417,178,051.40/2,125,767,077.10 = 834,612,427.20/x
  3. Step 3: Cross multiply
    1,417,178,051.40x = 2,125,767,077.10 × 834,612,427.20
  4. Step 4: Simplify right side
    1,417,178,051.40x = 1,774,191,619,880,280,576
  5. Step 5: Solve for x
    x = 1,774,191,619,880,280,576/1,417,178,051.40
  6. Step 6: Final answer
    x = 1,251,918,640.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.