Home / 7,784,289,219.52-10,742,492,585.28-4,442,720,481.28

Finding the Fourth Proportional to 7,784,289,219.52, 10,742,492,585.28 and 4,442,720,481.28

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Solution

The fourth proportional to 7,784,289,219.52, 10,742,492,585.28 and 4,442,720,481.28 is: 6,131,053,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784,289,219.52 : 10,742,492,585.28 = 4,442,720,481.28 : x
  2. Step 2: Convert to fraction form
    7,784,289,219.52/10,742,492,585.28 = 4,442,720,481.28/x
  3. Step 3: Cross multiply
    7,784,289,219.52x = 10,742,492,585.28 × 4,442,720,481.28
  4. Step 4: Simplify right side
    7,784,289,219.52x = 47,725,891,828,621,991,936
  5. Step 5: Solve for x
    x = 47,725,891,828,621,991,936/7,784,289,219.52
  6. Step 6: Final answer
    x = 6,131,053,264.18

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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.