Home / 477,615,217,348.92-716,523,457,065.05-154,892,866,866.79

Finding the Fourth Proportional to 477,615,217,348.92, 716,523,457,065.05 and 154,892,866,866.79

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Solution

The fourth proportional to 477,615,217,348.92, 716,523,457,065.05 and 154,892,866,866.79 is: 232,371,935,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,615,217,348.92 : 716,523,457,065.05 = 154,892,866,866.79 : x
  2. Step 2: Convert to fraction form
    477,615,217,348.92/716,523,457,065.05 = 154,892,866,866.79/x
  3. Step 3: Cross multiply
    477,615,217,348.92x = 716,523,457,065.05 × 154,892,866,866.79
  4. Step 4: Simplify right side
    477,615,217,348.92x = 110,984,372,442,108,925,050,880
  5. Step 5: Solve for x
    x = 110,984,372,442,108,925,050,880/477,615,217,348.92
  6. Step 6: Final answer
    x = 232,371,935,421.46

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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.