Home / 65,367,031.40-98,050,547.10-60,440,157.80

Finding the Fourth Proportional to 65,367,031.40, 98,050,547.10 and 60,440,157.80

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Solution

The fourth proportional to 65,367,031.40, 98,050,547.10 and 60,440,157.80 is: 90,660,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,367,031.40 : 98,050,547.10 = 60,440,157.80 : x
  2. Step 2: Convert to fraction form
    65,367,031.40/98,050,547.10 = 60,440,157.80/x
  3. Step 3: Cross multiply
    65,367,031.40x = 98,050,547.10 × 60,440,157.80
  4. Step 4: Simplify right side
    65,367,031.40x = 5,926,190,539,100,332
  5. Step 5: Solve for x
    x = 5,926,190,539,100,332/65,367,031.40
  6. Step 6: Final answer
    x = 90,660,236.70

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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.