Home / 249,059,135.26-343,678,987.83-139,030,601.50

Finding the Fourth Proportional to 249,059,135.26, 343,678,987.83 and 139,030,601.50

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Solution

The fourth proportional to 249,059,135.26, 343,678,987.83 and 139,030,601.50 is: 191,849,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,059,135.26 : 343,678,987.83 = 139,030,601.50 : x
  2. Step 2: Convert to fraction form
    249,059,135.26/343,678,987.83 = 139,030,601.50/x
  3. Step 3: Cross multiply
    249,059,135.26x = 343,678,987.83 × 139,030,601.50
  4. Step 4: Simplify right side
    249,059,135.26x = 47,781,896,400,916,080
  5. Step 5: Solve for x
    x = 47,781,896,400,916,080/249,059,135.26
  6. Step 6: Final answer
    x = 191,849,603.71

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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.