Home / 98,649,045.80-147,973,568.70-94,617,967.40

Finding the Fourth Proportional to 98,649,045.80, 147,973,568.70 and 94,617,967.40

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Solution

The fourth proportional to 98,649,045.80, 147,973,568.70 and 94,617,967.40 is: 141,926,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,649,045.80 : 147,973,568.70 = 94,617,967.40 : x
  2. Step 2: Convert to fraction form
    98,649,045.80/147,973,568.70 = 94,617,967.40/x
  3. Step 3: Cross multiply
    98,649,045.80x = 147,973,568.70 × 94,617,967.40
  4. Step 4: Simplify right side
    98,649,045.80x = 14,000,958,299,318,260
  5. Step 5: Solve for x
    x = 14,000,958,299,318,260/98,649,045.80
  6. Step 6: Final answer
    x = 141,926,951.10

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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.