Home / 746,877,527.88-1,030,781,368.47-425,083,734.33

Finding the Fourth Proportional to 746,877,527.88, 1,030,781,368.47 and 425,083,734.33

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Solution

The fourth proportional to 746,877,527.88, 1,030,781,368.47 and 425,083,734.33 is: 586,666,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,877,527.88 : 1,030,781,368.47 = 425,083,734.33 : x
  2. Step 2: Convert to fraction form
    746,877,527.88/1,030,781,368.47 = 425,083,734.33/x
  3. Step 3: Cross multiply
    746,877,527.88x = 1,030,781,368.47 × 425,083,734.33
  4. Step 4: Simplify right side
    746,877,527.88x = 438,168,393,387,015,296
  5. Step 5: Solve for x
    x = 438,168,393,387,015,296/746,877,527.88
  6. Step 6: Final answer
    x = 586,666,992.95

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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.