Home / 926,645,404.84-1,278,849,523.80-524,830,633.36

Finding the Fourth Proportional to 926,645,404.84, 1,278,849,523.80 and 524,830,633.36

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Solution

The fourth proportional to 926,645,404.84, 1,278,849,523.80 and 524,830,633.36 is: 724,310,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,645,404.84 : 1,278,849,523.80 = 524,830,633.36 : x
  2. Step 2: Convert to fraction form
    926,645,404.84/1,278,849,523.80 = 524,830,633.36/x
  3. Step 3: Cross multiply
    926,645,404.84x = 1,278,849,523.80 × 524,830,633.36
  4. Step 4: Simplify right side
    926,645,404.84x = 671,179,405,548,088,448
  5. Step 5: Solve for x
    x = 671,179,405,548,088,448/926,645,404.84
  6. Step 6: Final answer
    x = 724,310,941.43

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1.5x scale

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.