Home / 212,688,002.10-319,027,337.55-59,329,730.10

Finding the Fourth Proportional to 212,688,002.10, 319,027,337.55 and 59,329,730.10

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Solution

The fourth proportional to 212,688,002.10, 319,027,337.55 and 59,329,730.10 is: 88,993,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,688,002.10 : 319,027,337.55 = 59,329,730.10 : x
  2. Step 2: Convert to fraction form
    212,688,002.10/319,027,337.55 = 59,329,730.10/x
  3. Step 3: Cross multiply
    212,688,002.10x = 319,027,337.55 × 59,329,730.10
  4. Step 4: Simplify right side
    212,688,002.10x = 18,927,805,831,363,096
  5. Step 5: Solve for x
    x = 18,927,805,831,363,096/212,688,002.10
  6. Step 6: Final answer
    x = 88,993,293.67

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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.