Home / 117,577,127.95-162,266,775.41-64,663,160

Finding the Fourth Proportional to 117,577,127.95, 162,266,775.41 and 64,663,160

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Solution

The fourth proportional to 117,577,127.95, 162,266,775.41 and 64,663,160 is: 89,240,846.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,577,127.95 : 162,266,775.41 = 64,663,160 : x
  2. Step 2: Convert to fraction form
    117,577,127.95/162,266,775.41 = 64,663,160/x
  3. Step 3: Cross multiply
    117,577,127.95x = 162,266,775.41 × 64,663,160
  4. Step 4: Simplify right side
    117,577,127.95x = 10,492,682,461,020,896
  5. Step 5: Solve for x
    x = 10,492,682,461,020,896/117,577,127.95
  6. Step 6: Final answer
    x = 89,240,846.79

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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.