Home / 98,995,409.40-148,634,831.70-55,948,688.40

Finding the Fourth Proportional to 98,995,409.40, 148,634,831.70 and 55,948,688.40

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Solution

The fourth proportional to 98,995,409.40, 148,634,831.70 and 55,948,688.40 is: 84,003,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,995,409.40 : 148,634,831.70 = 55,948,688.40 : x
  2. Step 2: Convert to fraction form
    98,995,409.40/148,634,831.70 = 55,948,688.40/x
  3. Step 3: Cross multiply
    98,995,409.40x = 148,634,831.70 × 55,948,688.40
  4. Step 4: Simplify right side
    98,995,409.40x = 8,315,923,884,169,741
  5. Step 5: Solve for x
    x = 8,315,923,884,169,741/98,995,409.40
  6. Step 6: Final answer
    x = 84,003,126.35

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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.