Home / 1,404,423,064.94-1,938,103,794.02-777,931,849.08

Finding the Fourth Proportional to 1,404,423,064.94, 1,938,103,794.02 and 777,931,849.08

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Solution

The fourth proportional to 1,404,423,064.94, 1,938,103,794.02 and 777,931,849.08 is: 1,073,545,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,423,064.94 : 1,938,103,794.02 = 777,931,849.08 : x
  2. Step 2: Convert to fraction form
    1,404,423,064.94/1,938,103,794.02 = 777,931,849.08/x
  3. Step 3: Cross multiply
    1,404,423,064.94x = 1,938,103,794.02 × 777,931,849.08
  4. Step 4: Simplify right side
    1,404,423,064.94x = 1,507,712,668,192,887,040
  5. Step 5: Solve for x
    x = 1,507,712,668,192,887,040/1,404,423,064.94
  6. Step 6: Final answer
    x = 1,073,545,932.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.