Home / 453,470,013.39-680,312,964.95-146,762,126.27

Finding the Fourth Proportional to 453,470,013.39, 680,312,964.95 and 146,762,126.27

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Solution

The fourth proportional to 453,470,013.39, 680,312,964.95 and 146,762,126.27 is: 220,178,124.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,470,013.39 : 680,312,964.95 = 146,762,126.27 : x
  2. Step 2: Convert to fraction form
    453,470,013.39/680,312,964.95 = 146,762,126.27/x
  3. Step 3: Cross multiply
    453,470,013.39x = 680,312,964.95 × 146,762,126.27
  4. Step 4: Simplify right side
    453,470,013.39x = 99,844,177,260,974,608
  5. Step 5: Solve for x
    x = 99,844,177,260,974,608/453,470,013.39
  6. Step 6: Final answer
    x = 220,178,124.93

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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.