Home / 98,989,234.93-148,483,852.63-52,791,141.08

Finding the Fourth Proportional to 98,989,234.93, 148,483,852.63 and 52,791,141.08

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Solution

The fourth proportional to 98,989,234.93, 148,483,852.63 and 52,791,141.08 is: 79,186,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,989,234.93 : 148,483,852.63 = 52,791,141.08 : x
  2. Step 2: Convert to fraction form
    98,989,234.93/148,483,852.63 = 52,791,141.08/x
  3. Step 3: Cross multiply
    98,989,234.93x = 148,483,852.63 × 52,791,141.08
  4. Step 4: Simplify right side
    98,989,234.93x = 7,838,632,011,555,080
  5. Step 5: Solve for x
    x = 7,838,632,011,555,080/98,989,234.93
  6. Step 6: Final answer
    x = 79,186,711.74

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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.