Home / 298,834,731.59-447,332,727.60-194,980,312.67

Finding the Fourth Proportional to 298,834,731.59, 447,332,727.60 and 194,980,312.67

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Solution

The fourth proportional to 298,834,731.59, 447,332,727.60 and 194,980,312.67 is: 291,870,608.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,834,731.59 : 447,332,727.60 = 194,980,312.67 : x
  2. Step 2: Convert to fraction form
    298,834,731.59/447,332,727.60 = 194,980,312.67/x
  3. Step 3: Cross multiply
    298,834,731.59x = 447,332,727.60 × 194,980,312.67
  4. Step 4: Simplify right side
    298,834,731.59x = 87,221,075,092,735,280
  5. Step 5: Solve for x
    x = 87,221,075,092,735,280/298,834,731.59
  6. Step 6: Final answer
    x = 291,870,608.98

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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.