Home / 356,194,923,110.04-491,602,725,233.10-217,226,827,421.76

Finding the Fourth Proportional to 356,194,923,110.04, 491,602,725,233.10 and 217,226,827,421.76

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Solution

The fourth proportional to 356,194,923,110.04, 491,602,725,233.10 and 217,226,827,421.76 is: 299,805,790,104.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,194,923,110.04 : 491,602,725,233.10 = 217,226,827,421.76 : x
  2. Step 2: Convert to fraction form
    356,194,923,110.04/491,602,725,233.10 = 217,226,827,421.76/x
  3. Step 3: Cross multiply
    356,194,923,110.04x = 491,602,725,233.10 × 217,226,827,421.76
  4. Step 4: Simplify right side
    356,194,923,110.04x = 106,789,300,354,277,506,547,712
  5. Step 5: Solve for x
    x = 106,789,300,354,277,506,547,712/356,194,923,110.04
  6. Step 6: Final answer
    x = 299,805,790,104.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.