Home / 358,808,280.30-538,212,420.45-177,409,752.30

Finding the Fourth Proportional to 358,808,280.30, 538,212,420.45 and 177,409,752.30

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Solution

The fourth proportional to 358,808,280.30, 538,212,420.45 and 177,409,752.30 is: 266,114,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,808,280.30 : 538,212,420.45 = 177,409,752.30 : x
  2. Step 2: Convert to fraction form
    358,808,280.30/538,212,420.45 = 177,409,752.30/x
  3. Step 3: Cross multiply
    358,808,280.30x = 538,212,420.45 × 177,409,752.30
  4. Step 4: Simplify right side
    358,808,280.30x = 95,484,132,196,817,968
  5. Step 5: Solve for x
    x = 95,484,132,196,817,968/358,808,280.30
  6. Step 6: Final answer
    x = 266,114,628.45

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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.