Home / 9,238,366,216.31-12,749,196,061.44-5,224,636,695.20

Finding the Fourth Proportional to 9,238,366,216.31, 12,749,196,061.44 and 5,224,636,695.20

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Solution

The fourth proportional to 9,238,366,216.31, 12,749,196,061.44 and 5,224,636,695.20 is: 7,210,140,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238,366,216.31 : 12,749,196,061.44 = 5,224,636,695.20 : x
  2. Step 2: Convert to fraction form
    9,238,366,216.31/12,749,196,061.44 = 5,224,636,695.20/x
  3. Step 3: Cross multiply
    9,238,366,216.31x = 12,749,196,061.44 × 5,224,636,695.20
  4. Step 4: Simplify right side
    9,238,366,216.31x = 66,609,917,576,834,990,080
  5. Step 5: Solve for x
    x = 66,609,917,576,834,990,080/9,238,366,216.31
  6. Step 6: Final answer
    x = 7,210,140,409.81

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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.