Home / 58,210,511.50-87,376,329.60-42,875,117.38

Finding the Fourth Proportional to 58,210,511.50, 87,376,329.60 and 42,875,117.38

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Solution

The fourth proportional to 58,210,511.50, 87,376,329.60 and 42,875,117.38 is: 64,357,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,210,511.50 : 87,376,329.60 = 42,875,117.38 : x
  2. Step 2: Convert to fraction form
    58,210,511.50/87,376,329.60 = 42,875,117.38/x
  3. Step 3: Cross multiply
    58,210,511.50x = 87,376,329.60 × 42,875,117.38
  4. Step 4: Simplify right side
    58,210,511.50x = 3,746,270,387,833,568.50
  5. Step 5: Solve for x
    x = 3,746,270,387,833,568.50/58,210,511.50
  6. Step 6: Final answer
    x = 64,357,283.44

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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.