Home / 130,277,097.48-195,421,930.71-42,836,678.55

Finding the Fourth Proportional to 130,277,097.48, 195,421,930.71 and 42,836,678.55

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Solution

The fourth proportional to 130,277,097.48, 195,421,930.71 and 42,836,678.55 is: 64,257,084.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,277,097.48 : 195,421,930.71 = 42,836,678.55 : x
  2. Step 2: Convert to fraction form
    130,277,097.48/195,421,930.71 = 42,836,678.55/x
  3. Step 3: Cross multiply
    130,277,097.48x = 195,421,930.71 × 42,836,678.55
  4. Step 4: Simplify right side
    130,277,097.48x = 8,371,226,427,444,643
  5. Step 5: Solve for x
    x = 8,371,226,427,444,643/130,277,097.48
  6. Step 6: Final answer
    x = 64,257,084.24

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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.