Home / 166,301,319.40-249,168,543.90-141,925,892.20

Finding the Fourth Proportional to 166,301,319.40, 249,168,543.90 and 141,925,892.20

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Solution

The fourth proportional to 166,301,319.40, 249,168,543.90 and 141,925,892.20 is: 212,646,947.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,301,319.40 : 249,168,543.90 = 141,925,892.20 : x
  2. Step 2: Convert to fraction form
    166,301,319.40/249,168,543.90 = 141,925,892.20/x
  3. Step 3: Cross multiply
    166,301,319.40x = 249,168,543.90 × 141,925,892.20
  4. Step 4: Simplify right side
    166,301,319.40x = 35,363,467,901,182,364
  5. Step 5: Solve for x
    x = 35,363,467,901,182,364/166,301,319.40
  6. Step 6: Final answer
    x = 212,646,947.29

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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.