Home / 152,114,617.04-209,851,499.52-89,362,396.26

Finding the Fourth Proportional to 152,114,617.04, 209,851,499.52 and 89,362,396.26

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Solution

The fourth proportional to 152,114,617.04, 209,851,499.52 and 89,362,396.26 is: 123,280,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,114,617.04 : 209,851,499.52 = 89,362,396.26 : x
  2. Step 2: Convert to fraction form
    152,114,617.04/209,851,499.52 = 89,362,396.26/x
  3. Step 3: Cross multiply
    152,114,617.04x = 209,851,499.52 × 89,362,396.26
  4. Step 4: Simplify right side
    152,114,617.04x = 18,752,832,855,861,440
  5. Step 5: Solve for x
    x = 18,752,832,855,861,440/152,114,617.04
  6. Step 6: Final answer
    x = 123,280,939.21

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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.