Home / 161,174,307.54-222,418,416.69-89,646,706.74

Finding the Fourth Proportional to 161,174,307.54, 222,418,416.69 and 89,646,706.74

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Solution

The fourth proportional to 161,174,307.54, 222,418,416.69 and 89,646,706.74 is: 123,711,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,174,307.54 : 222,418,416.69 = 89,646,706.74 : x
  2. Step 2: Convert to fraction form
    161,174,307.54/222,418,416.69 = 89,646,706.74/x
  3. Step 3: Cross multiply
    161,174,307.54x = 222,418,416.69 × 89,646,706.74
  4. Step 4: Simplify right side
    161,174,307.54x = 19,939,078,574,583,552
  5. Step 5: Solve for x
    x = 19,939,078,574,583,552/161,174,307.54
  6. Step 6: Final answer
    x = 123,711,271.85

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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.