Home / 5,038,853,429.80-7,558,280,144.70-4,855,187,420.20

Finding the Fourth Proportional to 5,038,853,429.80, 7,558,280,144.70 and 4,855,187,420.20

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Solution

The fourth proportional to 5,038,853,429.80, 7,558,280,144.70 and 4,855,187,420.20 is: 7,282,781,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,853,429.80 : 7,558,280,144.70 = 4,855,187,420.20 : x
  2. Step 2: Convert to fraction form
    5,038,853,429.80/7,558,280,144.70 = 4,855,187,420.20/x
  3. Step 3: Cross multiply
    5,038,853,429.80x = 7,558,280,144.70 × 4,855,187,420.20
  4. Step 4: Simplify right side
    5,038,853,429.80x = 36,696,866,676,894,871,552
  5. Step 5: Solve for x
    x = 36,696,866,676,894,871,552/5,038,853,429.80
  6. Step 6: Final answer
    x = 7,282,781,130.30

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1.5x scale

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.