Home / 1,795,423,862.40-2,688,600,830.40-1,178,668,867.20

Finding the Fourth Proportional to 1,795,423,862.40, 2,688,600,830.40 and 1,178,668,867.20

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Solution

The fourth proportional to 1,795,423,862.40, 2,688,600,830.40 and 1,178,668,867.20 is: 1,765,026,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,423,862.40 : 2,688,600,830.40 = 1,178,668,867.20 : x
  2. Step 2: Convert to fraction form
    1,795,423,862.40/2,688,600,830.40 = 1,178,668,867.20/x
  3. Step 3: Cross multiply
    1,795,423,862.40x = 2,688,600,830.40 × 1,178,668,867.20
  4. Step 4: Simplify right side
    1,795,423,862.40x = 3,168,970,095,120,547,328
  5. Step 5: Solve for x
    x = 3,168,970,095,120,547,328/1,795,423,862.40
  6. Step 6: Final answer
    x = 1,765,026,165.40

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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.