Home / 2,989,358,977.80-4,484,038,466.70-1,023,558,718.80

Finding the Fourth Proportional to 2,989,358,977.80, 4,484,038,466.70 and 1,023,558,718.80

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Solution

The fourth proportional to 2,989,358,977.80, 4,484,038,466.70 and 1,023,558,718.80 is: 1,535,338,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,358,977.80 : 4,484,038,466.70 = 1,023,558,718.80 : x
  2. Step 2: Convert to fraction form
    2,989,358,977.80/4,484,038,466.70 = 1,023,558,718.80/x
  3. Step 3: Cross multiply
    2,989,358,977.80x = 4,484,038,466.70 × 1,023,558,718.80
  4. Step 4: Simplify right side
    2,989,358,977.80x = 4,589,676,668,025,368,064
  5. Step 5: Solve for x
    x = 4,589,676,668,025,368,064/2,989,358,977.80
  6. Step 6: Final answer
    x = 1,535,338,078.20

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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.