Home / 242,364,006.40-363,774,332.40-127,431,032.80

Finding the Fourth Proportional to 242,364,006.40, 363,774,332.40 and 127,431,032.80

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Solution

The fourth proportional to 242,364,006.40, 363,774,332.40 and 127,431,032.80 is: 191,266,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,364,006.40 : 363,774,332.40 = 127,431,032.80 : x
  2. Step 2: Convert to fraction form
    242,364,006.40/363,774,332.40 = 127,431,032.80/x
  3. Step 3: Cross multiply
    242,364,006.40x = 363,774,332.40 × 127,431,032.80
  4. Step 4: Simplify right side
    242,364,006.40x = 46,356,138,883,862,496
  5. Step 5: Solve for x
    x = 46,356,138,883,862,496/242,364,006.40
  6. Step 6: Final answer
    x = 191,266,597.60

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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.