Home / 242,461,135.80-363,691,703.70-69,943,577.40

Finding the Fourth Proportional to 242,461,135.80, 363,691,703.70 and 69,943,577.40

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Solution

The fourth proportional to 242,461,135.80, 363,691,703.70 and 69,943,577.40 is: 104,915,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,461,135.80 : 363,691,703.70 = 69,943,577.40 : x
  2. Step 2: Convert to fraction form
    242,461,135.80/363,691,703.70 = 69,943,577.40/x
  3. Step 3: Cross multiply
    242,461,135.80x = 363,691,703.70 × 69,943,577.40
  4. Step 4: Simplify right side
    242,461,135.80x = 25,437,898,827,478,816
  5. Step 5: Solve for x
    x = 25,437,898,827,478,816/242,461,135.80
  6. Step 6: Final answer
    x = 104,915,366.10

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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.