Home / 746,877,514.41-1,030,781,349.93-425,083,720.91

Finding the Fourth Proportional to 746,877,514.41, 1,030,781,349.93 and 425,083,720.91

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Solution

The fourth proportional to 746,877,514.41, 1,030,781,349.93 and 425,083,720.91 is: 586,666,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,877,514.41 : 1,030,781,349.93 = 425,083,720.91 : x
  2. Step 2: Convert to fraction form
    746,877,514.41/1,030,781,349.93 = 425,083,720.91/x
  3. Step 3: Cross multiply
    746,877,514.41x = 1,030,781,349.93 × 425,083,720.91
  4. Step 4: Simplify right side
    746,877,514.41x = 438,168,371,667,723,200
  5. Step 5: Solve for x
    x = 438,168,371,667,723,200/746,877,514.41
  6. Step 6: Final answer
    x = 586,666,974.46

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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.