Home / 1,360,969,483.17-1,878,065,024.16-749,896,581.29

Finding the Fourth Proportional to 1,360,969,483.17, 1,878,065,024.16 and 749,896,581.29

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Solution

The fourth proportional to 1,360,969,483.17, 1,878,065,024.16 and 749,896,581.29 is: 1,034,817,134.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,969,483.17 : 1,878,065,024.16 = 749,896,581.29 : x
  2. Step 2: Convert to fraction form
    1,360,969,483.17/1,878,065,024.16 = 749,896,581.29/x
  3. Step 3: Cross multiply
    1,360,969,483.17x = 1,878,065,024.16 × 749,896,581.29
  4. Step 4: Simplify right side
    1,360,969,483.17x = 1,408,354,541,051,364,352
  5. Step 5: Solve for x
    x = 1,408,354,541,051,364,352/1,360,969,483.17
  6. Step 6: Final answer
    x = 1,034,817,134.74

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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.