Home / 155,236,670.10-232,855,005.15-46,078,688.70

Finding the Fourth Proportional to 155,236,670.10, 232,855,005.15 and 46,078,688.70

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Solution

The fourth proportional to 155,236,670.10, 232,855,005.15 and 46,078,688.70 is: 69,118,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,236,670.10 : 232,855,005.15 = 46,078,688.70 : x
  2. Step 2: Convert to fraction form
    155,236,670.10/232,855,005.15 = 46,078,688.70/x
  3. Step 3: Cross multiply
    155,236,670.10x = 232,855,005.15 × 46,078,688.70
  4. Step 4: Simplify right side
    155,236,670.10x = 10,729,653,294,543,748
  5. Step 5: Solve for x
    x = 10,729,653,294,543,748/155,236,670.10
  6. Step 6: Final answer
    x = 69,118,033.05

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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.