Home / 98,260,931.02-135,575,707.08-64,766,698.06

Finding the Fourth Proportional to 98,260,931.02, 135,575,707.08 and 64,766,698.06

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Solution

The fourth proportional to 98,260,931.02, 135,575,707.08 and 64,766,698.06 is: 89,361,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,260,931.02 : 135,575,707.08 = 64,766,698.06 : x
  2. Step 2: Convert to fraction form
    98,260,931.02/135,575,707.08 = 64,766,698.06/x
  3. Step 3: Cross multiply
    98,260,931.02x = 135,575,707.08 × 64,766,698.06
  4. Step 4: Simplify right side
    98,260,931.02x = 8,780,790,884,721,365
  5. Step 5: Solve for x
    x = 8,780,790,884,721,365/98,260,931.02
  6. Step 6: Final answer
    x = 89,361,975.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.