Home / 157,464,200.10-236,196,300.15-142,347,656.10

Finding the Fourth Proportional to 157,464,200.10, 236,196,300.15 and 142,347,656.10

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Solution

The fourth proportional to 157,464,200.10, 236,196,300.15 and 142,347,656.10 is: 213,521,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,200.10 : 236,196,300.15 = 142,347,656.10 : x
  2. Step 2: Convert to fraction form
    157,464,200.10/236,196,300.15 = 142,347,656.10/x
  3. Step 3: Cross multiply
    157,464,200.10x = 236,196,300.15 × 142,347,656.10
  4. Step 4: Simplify right side
    157,464,200.10x = 33,621,989,705,844,576
  5. Step 5: Solve for x
    x = 33,621,989,705,844,576/157,464,200.10
  6. Step 6: Final answer
    x = 213,521,484.15

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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.