Home / 1,784,797,510.23-2,460,424,699.71-1,247,280,341.40

Finding the Fourth Proportional to 1,784,797,510.23, 2,460,424,699.71 and 1,247,280,341.40

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Solution

The fourth proportional to 1,784,797,510.23, 2,460,424,699.71 and 1,247,280,341.40 is: 1,719,432,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,797,510.23 : 2,460,424,699.71 = 1,247,280,341.40 : x
  2. Step 2: Convert to fraction form
    1,784,797,510.23/2,460,424,699.71 = 1,247,280,341.40/x
  3. Step 3: Cross multiply
    1,784,797,510.23x = 2,460,424,699.71 × 1,247,280,341.40
  4. Step 4: Simplify right side
    1,784,797,510.23x = 3,068,839,359,443,281,408
  5. Step 5: Solve for x
    x = 3,068,839,359,443,281,408/1,784,797,510.23
  6. Step 6: Final answer
    x = 1,719,432,788.23

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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.