Home / 97,078,547.80-145,617,821.70-60,798,842.20

Finding the Fourth Proportional to 97,078,547.80, 145,617,821.70 and 60,798,842.20

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Solution

The fourth proportional to 97,078,547.80, 145,617,821.70 and 60,798,842.20 is: 91,198,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,078,547.80 : 145,617,821.70 = 60,798,842.20 : x
  2. Step 2: Convert to fraction form
    97,078,547.80/145,617,821.70 = 60,798,842.20/x
  3. Step 3: Cross multiply
    97,078,547.80x = 145,617,821.70 × 60,798,842.20
  4. Step 4: Simplify right side
    97,078,547.80x = 8,853,394,963,046,035
  5. Step 5: Solve for x
    x = 8,853,394,963,046,035/97,078,547.80
  6. Step 6: Final answer
    x = 91,198,263.30

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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.