Home / 1,697,584,279.40-2,547,720,111.90-662,940,823.40

Finding the Fourth Proportional to 1,697,584,279.40, 2,547,720,111.90 and 662,940,823.40

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Solution

The fourth proportional to 1,697,584,279.40, 2,547,720,111.90 and 662,940,823.40 is: 994,935,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,584,279.40 : 2,547,720,111.90 = 662,940,823.40 : x
  2. Step 2: Convert to fraction form
    1,697,584,279.40/2,547,720,111.90 = 662,940,823.40/x
  3. Step 3: Cross multiply
    1,697,584,279.40x = 2,547,720,111.90 × 662,940,823.40
  4. Step 4: Simplify right side
    1,697,584,279.40x = 1,688,987,668,775,726,080
  5. Step 5: Solve for x
    x = 1,688,987,668,775,726,080/1,697,584,279.40
  6. Step 6: Final answer
    x = 994,935,974.18

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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.