Home / 3,911,553,073.43-5,869,742,955.02-1,812,638,256.42

Finding the Fourth Proportional to 3,911,553,073.43, 5,869,742,955.02 and 1,812,638,256.42

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Solution

The fourth proportional to 3,911,553,073.43, 5,869,742,955.02 and 1,812,638,256.42 is: 2,720,075,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,553,073.43 : 5,869,742,955.02 = 1,812,638,256.42 : x
  2. Step 2: Convert to fraction form
    3,911,553,073.43/5,869,742,955.02 = 1,812,638,256.42/x
  3. Step 3: Cross multiply
    3,911,553,073.43x = 5,869,742,955.02 × 1,812,638,256.42
  4. Step 4: Simplify right side
    3,911,553,073.43x = 10,639,720,635,625,564,160
  5. Step 5: Solve for x
    x = 10,639,720,635,625,564,160/3,911,553,073.43
  6. Step 6: Final answer
    x = 2,720,075,743.80

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1.5x scale

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.