Home / 348,528,938.10-522,905,381.55-233,643,203.70

Finding the Fourth Proportional to 348,528,938.10, 522,905,381.55 and 233,643,203.70

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Solution

The fourth proportional to 348,528,938.10, 522,905,381.55 and 233,643,203.70 is: 350,539,869.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,528,938.10 : 522,905,381.55 = 233,643,203.70 : x
  2. Step 2: Convert to fraction form
    348,528,938.10/522,905,381.55 = 233,643,203.70/x
  3. Step 3: Cross multiply
    348,528,938.10x = 522,905,381.55 × 233,643,203.70
  4. Step 4: Simplify right side
    348,528,938.10x = 122,173,288,577,312,864
  5. Step 5: Solve for x
    x = 122,173,288,577,312,864/348,528,938.10
  6. Step 6: Final answer
    x = 350,539,869.78

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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.