Home / 4,931,447,139.84-7,396,423,304.85-1,342,153,948.86

Finding the Fourth Proportional to 4,931,447,139.84, 7,396,423,304.85 and 1,342,153,948.86

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Solution

The fourth proportional to 4,931,447,139.84, 7,396,423,304.85 and 1,342,153,948.86 is: 2,013,027,507.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931,447,139.84 : 7,396,423,304.85 = 1,342,153,948.86 : x
  2. Step 2: Convert to fraction form
    4,931,447,139.84/7,396,423,304.85 = 1,342,153,948.86/x
  3. Step 3: Cross multiply
    4,931,447,139.84x = 7,396,423,304.85 × 1,342,153,948.86
  4. Step 4: Simplify right side
    4,931,447,139.84x = 9,927,138,746,044,559,360
  5. Step 5: Solve for x
    x = 9,927,138,746,044,559,360/4,931,447,139.84
  6. Step 6: Final answer
    x = 2,013,027,507.86

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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.