Home / 830,912,557,855.65-1,244,745,649,670.10-572,417,648,965.80

Finding the Fourth Proportional to 830,912,557,855.65, 1,244,745,649,670.10 and 572,417,648,965.80

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Solution

The fourth proportional to 830,912,557,855.65, 1,244,745,649,670.10 and 572,417,648,965.80 is: 857,508,255,963.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,912,557,855.65 : 1,244,745,649,670.10 = 572,417,648,965.80 : x
  2. Step 2: Convert to fraction form
    830,912,557,855.65/1,244,745,649,670.10 = 572,417,648,965.80/x
  3. Step 3: Cross multiply
    830,912,557,855.65x = 1,244,745,649,670.10 × 572,417,648,965.80
  4. Step 4: Simplify right side
    830,912,557,855.65x = 712,514,378,344,566,018,277,376
  5. Step 5: Solve for x
    x = 712,514,378,344,566,018,277,376/830,912,557,855.65
  6. Step 6: Final answer
    x = 857,508,255,963.02

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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.