Home / 78,742,024.80-118,113,037.20-78,742,024.80

Finding the Fourth Proportional to 78,742,024.80, 118,113,037.20 and 78,742,024.80

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Solution

The fourth proportional to 78,742,024.80, 118,113,037.20 and 78,742,024.80 is: 118,113,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,742,024.80 : 118,113,037.20 = 78,742,024.80 : x
  2. Step 2: Convert to fraction form
    78,742,024.80/118,113,037.20 = 78,742,024.80/x
  3. Step 3: Cross multiply
    78,742,024.80x = 118,113,037.20 × 78,742,024.80
  4. Step 4: Simplify right side
    78,742,024.80x = 9,300,459,704,405,722
  5. Step 5: Solve for x
    x = 9,300,459,704,405,722/78,742,024.80
  6. Step 6: Final answer
    x = 118,113,037.20

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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.