Home / 374,980,612.62-517,477,384.35-207,719,435.82

Finding the Fourth Proportional to 374,980,612.62, 517,477,384.35 and 207,719,435.82

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Solution

The fourth proportional to 374,980,612.62, 517,477,384.35 and 207,719,435.82 is: 286,655,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,980,612.62 : 517,477,384.35 = 207,719,435.82 : x
  2. Step 2: Convert to fraction form
    374,980,612.62/517,477,384.35 = 207,719,435.82/x
  3. Step 3: Cross multiply
    374,980,612.62x = 517,477,384.35 × 207,719,435.82
  4. Step 4: Simplify right side
    374,980,612.62x = 107,490,110,326,791,296
  5. Step 5: Solve for x
    x = 107,490,110,326,791,296/374,980,612.62
  6. Step 6: Final answer
    x = 286,655,114.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.