Home / 242,172,148.80-363,258,223.20-240,660,494.40

Finding the Fourth Proportional to 242,172,148.80, 363,258,223.20 and 240,660,494.40

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Solution

The fourth proportional to 242,172,148.80, 363,258,223.20 and 240,660,494.40 is: 360,990,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,172,148.80 : 363,258,223.20 = 240,660,494.40 : x
  2. Step 2: Convert to fraction form
    242,172,148.80/363,258,223.20 = 240,660,494.40/x
  3. Step 3: Cross multiply
    242,172,148.80x = 363,258,223.20 × 240,660,494.40
  4. Step 4: Simplify right side
    242,172,148.80x = 87,421,903,590,177,552
  5. Step 5: Solve for x
    x = 87,421,903,590,177,552/242,172,148.80
  6. Step 6: Final answer
    x = 360,990,741.60

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1.5x scale

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.