Home / 1,335,366,455.64-2,000,521,389.23-891,370,356.27

Finding the Fourth Proportional to 1,335,366,455.64, 2,000,521,389.23 and 891,370,356.27

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Solution

The fourth proportional to 1,335,366,455.64, 2,000,521,389.23 and 891,370,356.27 is: 1,335,367,872.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,366,455.64 : 2,000,521,389.23 = 891,370,356.27 : x
  2. Step 2: Convert to fraction form
    1,335,366,455.64/2,000,521,389.23 = 891,370,356.27/x
  3. Step 3: Cross multiply
    1,335,366,455.64x = 2,000,521,389.23 × 891,370,356.27
  4. Step 4: Simplify right side
    1,335,366,455.64x = 1,783,205,463,443,700,480
  5. Step 5: Solve for x
    x = 1,783,205,463,443,700,480/1,335,366,455.64
  6. Step 6: Final answer
    x = 1,335,367,872.93

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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.