Home / 160,157,772.18-221,003,973.72-93,189,120.30

Finding the Fourth Proportional to 160,157,772.18, 221,003,973.72 and 93,189,120.30

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Solution

The fourth proportional to 160,157,772.18, 221,003,973.72 and 93,189,120.30 is: 128,592,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,157,772.18 : 221,003,973.72 = 93,189,120.30 : x
  2. Step 2: Convert to fraction form
    160,157,772.18/221,003,973.72 = 93,189,120.30/x
  3. Step 3: Cross multiply
    160,157,772.18x = 221,003,973.72 × 93,189,120.30
  4. Step 4: Simplify right side
    160,157,772.18x = 20,595,165,893,771,116
  5. Step 5: Solve for x
    x = 20,595,165,893,771,116/160,157,772.18
  6. Step 6: Final answer
    x = 128,592,984.36

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1.5x scale

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.