Home / 10,123,941,368.25-15,180,376,097.52-8,038,812,011.40

Finding the Fourth Proportional to 10,123,941,368.25, 15,180,376,097.52 and 8,038,812,011.40

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Solution

The fourth proportional to 10,123,941,368.25, 15,180,376,097.52 and 8,038,812,011.40 is: 12,053,822,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,941,368.25 : 15,180,376,097.52 = 8,038,812,011.40 : x
  2. Step 2: Convert to fraction form
    10,123,941,368.25/15,180,376,097.52 = 8,038,812,011.40/x
  3. Step 3: Cross multiply
    10,123,941,368.25x = 15,180,376,097.52 × 8,038,812,011.40
  4. Step 4: Simplify right side
    10,123,941,368.25x = 122,032,189,710,313,226,240
  5. Step 5: Solve for x
    x = 122,032,189,710,313,226,240/10,123,941,368.25
  6. Step 6: Final answer
    x = 12,053,822,248.82

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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.