Home / 1,559,083,285.80-2,151,005,264.78-889,547,341.95

Finding the Fourth Proportional to 1,559,083,285.80, 2,151,005,264.78 and 889,547,341.95

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Solution

The fourth proportional to 1,559,083,285.80, 2,151,005,264.78 and 889,547,341.95 is: 1,227,273,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,083,285.80 : 2,151,005,264.78 = 889,547,341.95 : x
  2. Step 2: Convert to fraction form
    1,559,083,285.80/2,151,005,264.78 = 889,547,341.95/x
  3. Step 3: Cross multiply
    1,559,083,285.80x = 2,151,005,264.78 × 889,547,341.95
  4. Step 4: Simplify right side
    1,559,083,285.80x = 1,913,421,015,801,057,280
  5. Step 5: Solve for x
    x = 1,913,421,015,801,057,280/1,559,083,285.80
  6. Step 6: Final answer
    x = 1,227,273,124.68

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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.