Home / 185,640,962.86-278,461,495.89-69,041,084.18

Finding the Fourth Proportional to 185,640,962.86, 278,461,495.89 and 69,041,084.18

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Solution

The fourth proportional to 185,640,962.86, 278,461,495.89 and 69,041,084.18 is: 103,561,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,640,962.86 : 278,461,495.89 = 69,041,084.18 : x
  2. Step 2: Convert to fraction form
    185,640,962.86/278,461,495.89 = 69,041,084.18/x
  3. Step 3: Cross multiply
    185,640,962.86x = 278,461,495.89 × 69,041,084.18
  4. Step 4: Simplify right side
    185,640,962.86x = 19,225,283,578,285,008
  5. Step 5: Solve for x
    x = 19,225,283,578,285,008/185,640,962.86
  6. Step 6: Final answer
    x = 103,561,645.46

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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.