Home / 158,234,810.40-237,352,215.60-155,400,458.40

Finding the Fourth Proportional to 158,234,810.40, 237,352,215.60 and 155,400,458.40

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Solution

The fourth proportional to 158,234,810.40, 237,352,215.60 and 155,400,458.40 is: 233,100,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,234,810.40 : 237,352,215.60 = 155,400,458.40 : x
  2. Step 2: Convert to fraction form
    158,234,810.40/237,352,215.60 = 155,400,458.40/x
  3. Step 3: Cross multiply
    158,234,810.40x = 237,352,215.60 × 155,400,458.40
  4. Step 4: Simplify right side
    158,234,810.40x = 36,884,643,106,495,632
  5. Step 5: Solve for x
    x = 36,884,643,106,495,632/158,234,810.40
  6. Step 6: Final answer
    x = 233,100,687.60

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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.