Home / 571,405,430.96-857,252,133.77-162,461,581.46

Finding the Fourth Proportional to 571,405,430.96, 857,252,133.77 and 162,461,581.46

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Solution

The fourth proportional to 571,405,430.96, 857,252,133.77 and 162,461,581.46 is: 243,733,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,405,430.96 : 857,252,133.77 = 162,461,581.46 : x
  2. Step 2: Convert to fraction form
    571,405,430.96/857,252,133.77 = 162,461,581.46/x
  3. Step 3: Cross multiply
    571,405,430.96x = 857,252,133.77 × 162,461,581.46
  4. Step 4: Simplify right side
    571,405,430.96x = 139,270,537,363,564,496
  5. Step 5: Solve for x
    x = 139,270,537,363,564,496/571,405,430.96
  6. Step 6: Final answer
    x = 243,733,310.57

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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.