Home / 108,670,447.20-163,005,670.80-97,920,904.80

Finding the Fourth Proportional to 108,670,447.20, 163,005,670.80 and 97,920,904.80

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Solution

The fourth proportional to 108,670,447.20, 163,005,670.80 and 97,920,904.80 is: 146,881,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,670,447.20 : 163,005,670.80 = 97,920,904.80 : x
  2. Step 2: Convert to fraction form
    108,670,447.20/163,005,670.80 = 97,920,904.80/x
  3. Step 3: Cross multiply
    108,670,447.20x = 163,005,670.80 × 97,920,904.80
  4. Step 4: Simplify right side
    108,670,447.20x = 15,961,662,772,266,940
  5. Step 5: Solve for x
    x = 15,961,662,772,266,940/108,670,447.20
  6. Step 6: Final answer
    x = 146,881,357.20

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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.