Home / 96,772,176.80-145,158,265.20-66,539,088.80

Finding the Fourth Proportional to 96,772,176.80, 145,158,265.20 and 66,539,088.80

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Solution

The fourth proportional to 96,772,176.80, 145,158,265.20 and 66,539,088.80 is: 99,808,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772,176.80 : 145,158,265.20 = 66,539,088.80 : x
  2. Step 2: Convert to fraction form
    96,772,176.80/145,158,265.20 = 66,539,088.80/x
  3. Step 3: Cross multiply
    96,772,176.80x = 145,158,265.20 × 66,539,088.80
  4. Step 4: Simplify right side
    96,772,176.80x = 9,658,698,698,196,748
  5. Step 5: Solve for x
    x = 9,658,698,698,196,748/96,772,176.80
  6. Step 6: Final answer
    x = 99,808,633.20

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Similar ratio
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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.