Home / 58,742,008.80-87,938,830.80-43,662,789.60

Finding the Fourth Proportional to 58,742,008.80, 87,938,830.80 and 43,662,789.60

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Solution

The fourth proportional to 58,742,008.80, 87,938,830.80 and 43,662,789.60 is: 65,364,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,742,008.80 : 87,938,830.80 = 43,662,789.60 : x
  2. Step 2: Convert to fraction form
    58,742,008.80/87,938,830.80 = 43,662,789.60/x
  3. Step 3: Cross multiply
    58,742,008.80x = 87,938,830.80 × 43,662,789.60
  4. Step 4: Simplify right side
    58,742,008.80x = 3,839,654,666,890,399.50
  5. Step 5: Solve for x
    x = 3,839,654,666,890,399.50/58,742,008.80
  6. Step 6: Final answer
    x = 65,364,715.05

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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.