Home / 216,023,526.18-298,109,944.35-116,901,980.46

Finding the Fourth Proportional to 216,023,526.18, 298,109,944.35 and 116,901,980.46

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Solution

The fourth proportional to 216,023,526.18, 298,109,944.35 and 116,901,980.46 is: 161,323,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,023,526.18 : 298,109,944.35 = 116,901,980.46 : x
  2. Step 2: Convert to fraction form
    216,023,526.18/298,109,944.35 = 116,901,980.46/x
  3. Step 3: Cross multiply
    216,023,526.18x = 298,109,944.35 × 116,901,980.46
  4. Step 4: Simplify right side
    216,023,526.18x = 34,849,642,889,335,388
  5. Step 5: Solve for x
    x = 34,849,642,889,335,388/216,023,526.18
  6. Step 6: Final answer
    x = 161,323,368.36

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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.