Home / 346,520,159.40-519,430,272.78-217,218,401.40

Finding the Fourth Proportional to 346,520,159.40, 519,430,272.78 and 217,218,401.40

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Solution

The fourth proportional to 346,520,159.40, 519,430,272.78 and 217,218,401.40 is: 325,608,223.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,520,159.40 : 519,430,272.78 = 217,218,401.40 : x
  2. Step 2: Convert to fraction form
    346,520,159.40/519,430,272.78 = 217,218,401.40/x
  3. Step 3: Cross multiply
    346,520,159.40x = 519,430,272.78 × 217,218,401.40
  4. Step 4: Simplify right side
    346,520,159.40x = 112,829,813,492,037,536
  5. Step 5: Solve for x
    x = 112,829,813,492,037,536/346,520,159.40
  6. Step 6: Final answer
    x = 325,608,223.45

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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.