Home / 157,170,831.40-235,756,247.10-134,496,015.40

Finding the Fourth Proportional to 157,170,831.40, 235,756,247.10 and 134,496,015.40

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Solution

The fourth proportional to 157,170,831.40, 235,756,247.10 and 134,496,015.40 is: 201,744,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,170,831.40 : 235,756,247.10 = 134,496,015.40 : x
  2. Step 2: Convert to fraction form
    157,170,831.40/235,756,247.10 = 134,496,015.40/x
  3. Step 3: Cross multiply
    157,170,831.40x = 235,756,247.10 × 134,496,015.40
  4. Step 4: Simplify right side
    157,170,831.40x = 31,708,275,840,607,804
  5. Step 5: Solve for x
    x = 31,708,275,840,607,804/157,170,831.40
  6. Step 6: Final answer
    x = 201,744,023.10

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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.