Home / 114,040,875.86-157,506,309.09-77,307,673.94

Finding the Fourth Proportional to 114,040,875.86, 157,506,309.09 and 77,307,673.94

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Solution

The fourth proportional to 114,040,875.86, 157,506,309.09 and 77,307,673.94 is: 106,772,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,040,875.86 : 157,506,309.09 = 77,307,673.94 : x
  2. Step 2: Convert to fraction form
    114,040,875.86/157,506,309.09 = 77,307,673.94/x
  3. Step 3: Cross multiply
    114,040,875.86x = 157,506,309.09 × 77,307,673.94
  4. Step 4: Simplify right side
    114,040,875.86x = 12,176,446,386,622,578
  5. Step 5: Solve for x
    x = 12,176,446,386,622,578/114,040,875.86
  6. Step 6: Final answer
    x = 106,772,648.80

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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.