Home / 86,249,866.91-119,023,189.22-52,756,881.66

Finding the Fourth Proportional to 86,249,866.91, 119,023,189.22 and 52,756,881.66

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Solution

The fourth proportional to 86,249,866.91, 119,023,189.22 and 52,756,881.66 is: 72,803,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249,866.91 : 119,023,189.22 = 52,756,881.66 : x
  2. Step 2: Convert to fraction form
    86,249,866.91/119,023,189.22 = 52,756,881.66/x
  3. Step 3: Cross multiply
    86,249,866.91x = 119,023,189.22 × 52,756,881.66
  4. Step 4: Simplify right side
    86,249,866.91x = 6,279,292,308,607,219
  5. Step 5: Solve for x
    x = 6,279,292,308,607,219/86,249,866.91
  6. Step 6: Final answer
    x = 72,803,501.43

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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.