Home / 159,436,943.60-239,155,415.40-51,731,567.60

Finding the Fourth Proportional to 159,436,943.60, 239,155,415.40 and 51,731,567.60

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Solution

The fourth proportional to 159,436,943.60, 239,155,415.40 and 51,731,567.60 is: 77,597,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,436,943.60 : 239,155,415.40 = 51,731,567.60 : x
  2. Step 2: Convert to fraction form
    159,436,943.60/239,155,415.40 = 51,731,567.60/x
  3. Step 3: Cross multiply
    159,436,943.60x = 239,155,415.40 × 51,731,567.60
  4. Step 4: Simplify right side
    159,436,943.60x = 12,371,884,538,671,182
  5. Step 5: Solve for x
    x = 12,371,884,538,671,182/159,436,943.60
  6. Step 6: Final answer
    x = 77,597,351.40

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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.