Home / 65,673,602.40-98,510,403.60-53,729,666.40

Finding the Fourth Proportional to 65,673,602.40, 98,510,403.60 and 53,729,666.40

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Solution

The fourth proportional to 65,673,602.40, 98,510,403.60 and 53,729,666.40 is: 80,594,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,673,602.40 : 98,510,403.60 = 53,729,666.40 : x
  2. Step 2: Convert to fraction form
    65,673,602.40/98,510,403.60 = 53,729,666.40/x
  3. Step 3: Cross multiply
    65,673,602.40x = 98,510,403.60 × 53,729,666.40
  4. Step 4: Simplify right side
    65,673,602.40x = 5,292,931,122,357,359
  5. Step 5: Solve for x
    x = 5,292,931,122,357,359/65,673,602.40
  6. Step 6: Final answer
    x = 80,594,499.60

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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.