Home / 4,758,912,082.80-7,138,368,124.20-1,488,363,807.60

Finding the Fourth Proportional to 4,758,912,082.80, 7,138,368,124.20 and 1,488,363,807.60

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Solution

The fourth proportional to 4,758,912,082.80, 7,138,368,124.20 and 1,488,363,807.60 is: 2,232,545,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,912,082.80 : 7,138,368,124.20 = 1,488,363,807.60 : x
  2. Step 2: Convert to fraction form
    4,758,912,082.80/7,138,368,124.20 = 1,488,363,807.60/x
  3. Step 3: Cross multiply
    4,758,912,082.80x = 7,138,368,124.20 × 1,488,363,807.60
  4. Step 4: Simplify right side
    4,758,912,082.80x = 10,624,488,761,384,779,776
  5. Step 5: Solve for x
    x = 10,624,488,761,384,779,776/4,758,912,082.80
  6. Step 6: Final answer
    x = 2,232,545,711.40

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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.