Home / 145,483,592.40-200,793,365.64-86,750,038.80

Finding the Fourth Proportional to 145,483,592.40, 200,793,365.64 and 86,750,038.80

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Solution

The fourth proportional to 145,483,592.40, 200,793,365.64 and 86,750,038.80 is: 119,730,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,483,592.40 : 200,793,365.64 = 86,750,038.80 : x
  2. Step 2: Convert to fraction form
    145,483,592.40/200,793,365.64 = 86,750,038.80/x
  3. Step 3: Cross multiply
    145,483,592.40x = 200,793,365.64 × 86,750,038.80
  4. Step 4: Simplify right side
    145,483,592.40x = 17,418,832,260,052,584
  5. Step 5: Solve for x
    x = 17,418,832,260,052,584/145,483,592.40
  6. Step 6: Final answer
    x = 119,730,561.86

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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.