Home / 7,156,154,196.12-10,720,266,767.47-5,574,857,348.12

Finding the Fourth Proportional to 7,156,154,196.12, 10,720,266,767.47 and 5,574,857,348.12

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Solution

The fourth proportional to 7,156,154,196.12, 10,720,266,767.47 and 5,574,857,348.12 is: 8,351,407,239.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,154,196.12 : 10,720,266,767.47 = 5,574,857,348.12 : x
  2. Step 2: Convert to fraction form
    7,156,154,196.12/10,720,266,767.47 = 5,574,857,348.12/x
  3. Step 3: Cross multiply
    7,156,154,196.12x = 10,720,266,767.47 × 5,574,857,348.12
  4. Step 4: Simplify right side
    7,156,154,196.12x = 59,763,957,962,355,294,208
  5. Step 5: Solve for x
    x = 59,763,957,962,355,294,208/7,156,154,196.12
  6. Step 6: Final answer
    x = 8,351,407,239.76

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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.