Home / 654,922,449.01-903,788,300.28-357,564,681.46

Finding the Fourth Proportional to 654,922,449.01, 903,788,300.28 and 357,564,681.46

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Solution

The fourth proportional to 654,922,449.01, 903,788,300.28 and 357,564,681.46 is: 493,436,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,922,449.01 : 903,788,300.28 = 357,564,681.46 : x
  2. Step 2: Convert to fraction form
    654,922,449.01/903,788,300.28 = 357,564,681.46/x
  3. Step 3: Cross multiply
    654,922,449.01x = 903,788,300.28 × 357,564,681.46
  4. Step 4: Simplify right side
    654,922,449.01x = 323,162,775,696,892,992
  5. Step 5: Solve for x
    x = 323,162,775,696,892,992/654,922,449.01
  6. Step 6: Final answer
    x = 493,436,705.65

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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.