Home / 116,018,416,680.79-160,105,422,718.64-64,575,872,535.24

Finding the Fourth Proportional to 116,018,416,680.79, 160,105,422,718.64 and 64,575,872,535.24

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Solution

The fourth proportional to 116,018,416,680.79, 160,105,422,718.64 and 64,575,872,535.24 is: 89,114,708,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,018,416,680.79 : 160,105,422,718.64 = 64,575,872,535.24 : x
  2. Step 2: Convert to fraction form
    116,018,416,680.79/160,105,422,718.64 = 64,575,872,535.24/x
  3. Step 3: Cross multiply
    116,018,416,680.79x = 160,105,422,718.64 × 64,575,872,535.24
  4. Step 4: Simplify right side
    116,018,416,680.79x = 10,338,947,369,679,615,688,704
  5. Step 5: Solve for x
    x = 10,338,947,369,679,615,688,704/116,018,416,680.79
  6. Step 6: Final answer
    x = 89,114,708,383.98

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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.