Home / 216,767,951.98-299,140,069.96-117,648,700.89

Finding the Fourth Proportional to 216,767,951.98, 299,140,069.96 and 117,648,700.89

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Solution

The fourth proportional to 216,767,951.98, 299,140,069.96 and 117,648,700.89 is: 162,355,368.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,767,951.98 : 299,140,069.96 = 117,648,700.89 : x
  2. Step 2: Convert to fraction form
    216,767,951.98/299,140,069.96 = 117,648,700.89/x
  3. Step 3: Cross multiply
    216,767,951.98x = 299,140,069.96 × 117,648,700.89
  4. Step 4: Simplify right side
    216,767,951.98x = 35,193,440,615,765,364
  5. Step 5: Solve for x
    x = 35,193,440,615,765,364/216,767,951.98
  6. Step 6: Final answer
    x = 162,355,368.01

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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.