Home / 83,877,152.76-115,746,747.66-46,709,350.20

Finding the Fourth Proportional to 83,877,152.76, 115,746,747.66 and 46,709,350.20

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Solution

The fourth proportional to 83,877,152.76, 115,746,747.66 and 46,709,350.20 is: 64,456,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,877,152.76 : 115,746,747.66 = 46,709,350.20 : x
  2. Step 2: Convert to fraction form
    83,877,152.76/115,746,747.66 = 46,709,350.20/x
  3. Step 3: Cross multiply
    83,877,152.76x = 115,746,747.66 × 46,709,350.20
  4. Step 4: Simplify right side
    83,877,152.76x = 5,406,455,370,961,971
  5. Step 5: Solve for x
    x = 5,406,455,370,961,971/83,877,152.76
  6. Step 6: Final answer
    x = 64,456,829.94

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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.