Home / 654,578,756.06-903,318,444.77-357,220,998.94

Finding the Fourth Proportional to 654,578,756.06, 903,318,444.77 and 357,220,998.94

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Solution

The fourth proportional to 654,578,756.06, 903,318,444.77 and 357,220,998.94 is: 492,964,848.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,578,756.06 : 903,318,444.77 = 357,220,998.94 : x
  2. Step 2: Convert to fraction form
    654,578,756.06/903,318,444.77 = 357,220,998.94/x
  3. Step 3: Cross multiply
    654,578,756.06x = 903,318,444.77 × 357,220,998.94
  4. Step 4: Simplify right side
    654,578,756.06x = 322,684,317,199,302,400
  5. Step 5: Solve for x
    x = 322,684,317,199,302,400/654,578,756.06
  6. Step 6: Final answer
    x = 492,964,848.33

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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.