Home / 141,766,521.40-212,649,782.10-61,144,953.40

Finding the Fourth Proportional to 141,766,521.40, 212,649,782.10 and 61,144,953.40

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Solution

The fourth proportional to 141,766,521.40, 212,649,782.10 and 61,144,953.40 is: 91,717,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,766,521.40 : 212,649,782.10 = 61,144,953.40 : x
  2. Step 2: Convert to fraction form
    141,766,521.40/212,649,782.10 = 61,144,953.40/x
  3. Step 3: Cross multiply
    141,766,521.40x = 212,649,782.10 × 61,144,953.40
  4. Step 4: Simplify right side
    141,766,521.40x = 13,002,461,017,024,654
  5. Step 5: Solve for x
    x = 13,002,461,017,024,654/141,766,521.40
  6. Step 6: Final answer
    x = 91,717,430.10

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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.