Home / 614,177,557.60-921,266,336.40-505,125,864.40

Finding the Fourth Proportional to 614,177,557.60, 921,266,336.40 and 505,125,864.40

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Solution

The fourth proportional to 614,177,557.60, 921,266,336.40 and 505,125,864.40 is: 757,688,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,177,557.60 : 921,266,336.40 = 505,125,864.40 : x
  2. Step 2: Convert to fraction form
    614,177,557.60/921,266,336.40 = 505,125,864.40/x
  3. Step 3: Cross multiply
    614,177,557.60x = 921,266,336.40 × 505,125,864.40
  4. Step 4: Simplify right side
    614,177,557.60x = 465,355,454,516,671,168
  5. Step 5: Solve for x
    x = 465,355,454,516,671,168/614,177,557.60
  6. Step 6: Final answer
    x = 757,688,796.60

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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.