Home / 908,537,266.20-1,359,670,616.10-545,292,312.60

Finding the Fourth Proportional to 908,537,266.20, 1,359,670,616.10 and 545,292,312.60

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Solution

The fourth proportional to 908,537,266.20, 1,359,670,616.10 and 545,292,312.60 is: 816,056,712.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,537,266.20 : 1,359,670,616.10 = 545,292,312.60 : x
  2. Step 2: Convert to fraction form
    908,537,266.20/1,359,670,616.10 = 545,292,312.60/x
  3. Step 3: Cross multiply
    908,537,266.20x = 1,359,670,616.10 × 545,292,312.60
  4. Step 4: Simplify right side
    908,537,266.20x = 741,417,934,627,435,776
  5. Step 5: Solve for x
    x = 741,417,934,627,435,776/908,537,266.20
  6. Step 6: Final answer
    x = 816,056,712.49

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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.