Home / 39,246,031,020.28-54,159,742,848.72-22,329,678,224.20

Finding the Fourth Proportional to 39,246,031,020.28, 54,159,742,848.72 and 22,329,678,224.20

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Solution

The fourth proportional to 39,246,031,020.28, 54,159,742,848.72 and 22,329,678,224.20 is: 30,815,081,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,246,031,020.28 : 54,159,742,848.72 = 22,329,678,224.20 : x
  2. Step 2: Convert to fraction form
    39,246,031,020.28/54,159,742,848.72 = 22,329,678,224.20/x
  3. Step 3: Cross multiply
    39,246,031,020.28x = 54,159,742,848.72 × 22,329,678,224.20
  4. Step 4: Simplify right side
    39,246,031,020.28x = 1,209,369,630,517,334,638,592
  5. Step 5: Solve for x
    x = 1,209,369,630,517,334,638,592/39,246,031,020.28
  6. Step 6: Final answer
    x = 30,815,081,145.21

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1.5x scale

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.