Home / 153,681,594.87-230,153,017.05-87,903,316.29

Finding the Fourth Proportional to 153,681,594.87, 230,153,017.05 and 87,903,316.29

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Solution

The fourth proportional to 153,681,594.87, 230,153,017.05 and 87,903,316.29 is: 131,643,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,681,594.87 : 230,153,017.05 = 87,903,316.29 : x
  2. Step 2: Convert to fraction form
    153,681,594.87/230,153,017.05 = 87,903,316.29/x
  3. Step 3: Cross multiply
    153,681,594.87x = 230,153,017.05 × 87,903,316.29
  4. Step 4: Simplify right side
    153,681,594.87x = 20,231,213,452,843,916
  5. Step 5: Solve for x
    x = 20,231,213,452,843,916/153,681,594.87
  6. Step 6: Final answer
    x = 131,643,697.93

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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.