Home / 161,499,381,694.40-242,249,072,541.60-108,603,570,929.60

Finding the Fourth Proportional to 161,499,381,694.40, 242,249,072,541.60 and 108,603,570,929.60

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Solution

The fourth proportional to 161,499,381,694.40, 242,249,072,541.60 and 108,603,570,929.60 is: 162,905,356,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,499,381,694.40 : 242,249,072,541.60 = 108,603,570,929.60 : x
  2. Step 2: Convert to fraction form
    161,499,381,694.40/242,249,072,541.60 = 108,603,570,929.60/x
  3. Step 3: Cross multiply
    161,499,381,694.40x = 242,249,072,541.60 × 108,603,570,929.60
  4. Step 4: Simplify right side
    161,499,381,694.40x = 26,309,114,332,401,471,848,448
  5. Step 5: Solve for x
    x = 26,309,114,332,401,471,848,448/161,499,381,694.40
  6. Step 6: Final answer
    x = 162,905,356,394.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.