Home / 98,364,027.60-147,588,031.80-47,219,720.40

Finding the Fourth Proportional to 98,364,027.60, 147,588,031.80 and 47,219,720.40

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Solution

The fourth proportional to 98,364,027.60, 147,588,031.80 and 47,219,720.40 is: 70,849,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,364,027.60 : 147,588,031.80 = 47,219,720.40 : x
  2. Step 2: Convert to fraction form
    98,364,027.60/147,588,031.80 = 47,219,720.40/x
  3. Step 3: Cross multiply
    98,364,027.60x = 147,588,031.80 × 47,219,720.40
  4. Step 4: Simplify right side
    98,364,027.60x = 6,969,065,595,982,309
  5. Step 5: Solve for x
    x = 6,969,065,595,982,309/98,364,027.60
  6. Step 6: Final answer
    x = 70,849,738.12

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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.