Home / 3,139,813,085.68-4,333,034,484.12-1,730,207,850.40

Finding the Fourth Proportional to 3,139,813,085.68, 4,333,034,484.12 and 1,730,207,850.40

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Solution

The fourth proportional to 3,139,813,085.68, 4,333,034,484.12 and 1,730,207,850.40 is: 2,387,737,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,813,085.68 : 4,333,034,484.12 = 1,730,207,850.40 : x
  2. Step 2: Convert to fraction form
    3,139,813,085.68/4,333,034,484.12 = 1,730,207,850.40/x
  3. Step 3: Cross multiply
    3,139,813,085.68x = 4,333,034,484.12 × 1,730,207,850.40
  4. Step 4: Simplify right side
    3,139,813,085.68x = 7,497,050,280,478,338,048
  5. Step 5: Solve for x
    x = 7,497,050,280,478,338,048/3,139,813,085.68
  6. Step 6: Final answer
    x = 2,387,737,765.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.