Home / 993,386,352.60-1,490,079,528.90-303,203,925.90

Finding the Fourth Proportional to 993,386,352.60, 1,490,079,528.90 and 303,203,925.90

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Solution

The fourth proportional to 993,386,352.60, 1,490,079,528.90 and 303,203,925.90 is: 454,805,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,386,352.60 : 1,490,079,528.90 = 303,203,925.90 : x
  2. Step 2: Convert to fraction form
    993,386,352.60/1,490,079,528.90 = 303,203,925.90/x
  3. Step 3: Cross multiply
    993,386,352.60x = 1,490,079,528.90 × 303,203,925.90
  4. Step 4: Simplify right side
    993,386,352.60x = 451,797,963,065,702,528
  5. Step 5: Solve for x
    x = 451,797,963,065,702,528/993,386,352.60
  6. Step 6: Final answer
    x = 454,805,888.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.