Home / 1,129,968,798.60-1,694,953,197.90-584,877,419.40

Finding the Fourth Proportional to 1,129,968,798.60, 1,694,953,197.90 and 584,877,419.40

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Solution

The fourth proportional to 1,129,968,798.60, 1,694,953,197.90 and 584,877,419.40 is: 877,316,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,968,798.60 : 1,694,953,197.90 = 584,877,419.40 : x
  2. Step 2: Convert to fraction form
    1,129,968,798.60/1,694,953,197.90 = 584,877,419.40/x
  3. Step 3: Cross multiply
    1,129,968,798.60x = 1,694,953,197.90 × 584,877,419.40
  4. Step 4: Simplify right side
    1,129,968,798.60x = 991,339,852,391,529,472
  5. Step 5: Solve for x
    x = 991,339,852,391,529,472/1,129,968,798.60
  6. Step 6: Final answer
    x = 877,316,129.10

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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.