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Finding the Fourth Proportional to 46,708,547.80, 70,062,821.70 and 46,708,547.80

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Solution

The fourth proportional to 46,708,547.80, 70,062,821.70 and 46,708,547.80 is: 70,062,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,708,547.80 : 70,062,821.70 = 46,708,547.80 : x
  2. Step 2: Convert to fraction form
    46,708,547.80/70,062,821.70 = 46,708,547.80/x
  3. Step 3: Cross multiply
    46,708,547.80x = 70,062,821.70 × 46,708,547.80
  4. Step 4: Simplify right side
    46,708,547.80x = 3,272,532,656,377,327
  5. Step 5: Solve for x
    x = 3,272,532,656,377,327/46,708,547.80
  6. Step 6: Final answer
    x = 70,062,821.70

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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.