Home / 28,614,640,123.27-42,921,950,082.59-7,652,528,152.39

Finding the Fourth Proportional to 28,614,640,123.27, 42,921,950,082.59 and 7,652,528,152.39

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Solution

The fourth proportional to 28,614,640,123.27, 42,921,950,082.59 and 7,652,528,152.39 is: 11,478,789,526.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,614,640,123.27 : 42,921,950,082.59 = 7,652,528,152.39 : x
  2. Step 2: Convert to fraction form
    28,614,640,123.27/42,921,950,082.59 = 7,652,528,152.39/x
  3. Step 3: Cross multiply
    28,614,640,123.27x = 42,921,950,082.59 × 7,652,528,152.39
  4. Step 4: Simplify right side
    28,614,640,123.27x = 328,461,431,362,459,992,064
  5. Step 5: Solve for x
    x = 328,461,431,362,459,992,064/28,614,640,123.27
  6. Step 6: Final answer
    x = 11,478,789,526.88

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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.