Home / 1,004,004,159.12-1,385,095,955.58-627,006,246.12

Finding the Fourth Proportional to 1,004,004,159.12, 1,385,095,955.58 and 627,006,246.12

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Solution

The fourth proportional to 1,004,004,159.12, 1,385,095,955.58 and 627,006,246.12 is: 865,000,217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,004,159.12 : 1,385,095,955.58 = 627,006,246.12 : x
  2. Step 2: Convert to fraction form
    1,004,004,159.12/1,385,095,955.58 = 627,006,246.12/x
  3. Step 3: Cross multiply
    1,004,004,159.12x = 1,385,095,955.58 × 627,006,246.12
  4. Step 4: Simplify right side
    1,004,004,159.12x = 868,463,815,624,210,048
  5. Step 5: Solve for x
    x = 868,463,815,624,210,048/1,004,004,159.12
  6. Step 6: Final answer
    x = 865,000,217.12

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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.