Home / 242,778,082.80-364,167,124.20-238,747,004.40

Finding the Fourth Proportional to 242,778,082.80, 364,167,124.20 and 238,747,004.40

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Solution

The fourth proportional to 242,778,082.80, 364,167,124.20 and 238,747,004.40 is: 358,120,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,778,082.80 : 364,167,124.20 = 238,747,004.40 : x
  2. Step 2: Convert to fraction form
    242,778,082.80/364,167,124.20 = 238,747,004.40/x
  3. Step 3: Cross multiply
    242,778,082.80x = 364,167,124.20 × 238,747,004.40
  4. Step 4: Simplify right side
    242,778,082.80x = 86,943,810,003,712,752
  5. Step 5: Solve for x
    x = 86,943,810,003,712,752/242,778,082.80
  6. Step 6: Final answer
    x = 358,120,506.60

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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.