Home / 155,909,881.80-233,864,822.70-112,071,904.20

Finding the Fourth Proportional to 155,909,881.80, 233,864,822.70 and 112,071,904.20

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Solution

The fourth proportional to 155,909,881.80, 233,864,822.70 and 112,071,904.20 is: 168,107,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,909,881.80 : 233,864,822.70 = 112,071,904.20 : x
  2. Step 2: Convert to fraction form
    155,909,881.80/233,864,822.70 = 112,071,904.20/x
  3. Step 3: Cross multiply
    155,909,881.80x = 233,864,822.70 × 112,071,904.20
  4. Step 4: Simplify right side
    155,909,881.80x = 26,209,676,005,384,384
  5. Step 5: Solve for x
    x = 26,209,676,005,384,384/155,909,881.80
  6. Step 6: Final answer
    x = 168,107,856.30

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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.