Home / 216,194,952.03-298,349,321.51-117,075,870.32

Finding the Fourth Proportional to 216,194,952.03, 298,349,321.51 and 117,075,870.32

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Solution

The fourth proportional to 216,194,952.03, 298,349,321.51 and 117,075,870.32 is: 161,564,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,194,952.03 : 298,349,321.51 = 117,075,870.32 : x
  2. Step 2: Convert to fraction form
    216,194,952.03/298,349,321.51 = 117,075,870.32/x
  3. Step 3: Cross multiply
    216,194,952.03x = 298,349,321.51 × 117,075,870.32
  4. Step 4: Simplify right side
    216,194,952.03x = 34,929,506,473,307,720
  5. Step 5: Solve for x
    x = 34,929,506,473,307,720/216,194,952.03
  6. Step 6: Final answer
    x = 161,564,856.83

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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.