Home / 2,334,136,128.76-3,221,098,227.09-1,262,440,655.47

Finding the Fourth Proportional to 2,334,136,128.76, 3,221,098,227.09 and 1,262,440,655.47

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Solution

The fourth proportional to 2,334,136,128.76, 3,221,098,227.09 and 1,262,440,655.47 is: 1,742,162,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334,136,128.76 : 3,221,098,227.09 = 1,262,440,655.47 : x
  2. Step 2: Convert to fraction form
    2,334,136,128.76/3,221,098,227.09 = 1,262,440,655.47/x
  3. Step 3: Cross multiply
    2,334,136,128.76x = 3,221,098,227.09 × 1,262,440,655.47
  4. Step 4: Simplify right side
    2,334,136,128.76x = 4,066,445,357,140,754,944
  5. Step 5: Solve for x
    x = 4,066,445,357,140,754,944/2,334,136,128.76
  6. Step 6: Final answer
    x = 1,742,162,895.74

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Double scale
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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.