Home / 261,145,205.40-391,717,808.10-184,617,701.40

Finding the Fourth Proportional to 261,145,205.40, 391,717,808.10 and 184,617,701.40

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Solution

The fourth proportional to 261,145,205.40, 391,717,808.10 and 184,617,701.40 is: 276,926,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,145,205.40 : 391,717,808.10 = 184,617,701.40 : x
  2. Step 2: Convert to fraction form
    261,145,205.40/391,717,808.10 = 184,617,701.40/x
  3. Step 3: Cross multiply
    261,145,205.40x = 391,717,808.10 × 184,617,701.40
  4. Step 4: Simplify right side
    261,145,205.40x = 72,318,041,328,868,304
  5. Step 5: Solve for x
    x = 72,318,041,328,868,304/261,145,205.40
  6. Step 6: Final answer
    x = 276,926,552.10

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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.