Home / 561,184,948.34-841,758,526.80-197,669,856.50

Finding the Fourth Proportional to 561,184,948.34, 841,758,526.80 and 197,669,856.50

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Solution

The fourth proportional to 561,184,948.34, 841,758,526.80 and 197,669,856.50 is: 296,498,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,184,948.34 : 841,758,526.80 = 197,669,856.50 : x
  2. Step 2: Convert to fraction form
    561,184,948.34/841,758,526.80 = 197,669,856.50/x
  3. Step 3: Cross multiply
    561,184,948.34x = 841,758,526.80 × 197,669,856.50
  4. Step 4: Simplify right side
    561,184,948.34x = 166,390,287,200,207,392
  5. Step 5: Solve for x
    x = 166,390,287,200,207,392/561,184,948.34
  6. Step 6: Final answer
    x = 296,498,128.99

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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.