Home / 58,430,315.60-87,529,999.80-51,249,957.20

Finding the Fourth Proportional to 58,430,315.60, 87,529,999.80 and 51,249,957.20

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Solution

The fourth proportional to 58,430,315.60, 87,529,999.80 and 51,249,957.20 is: 76,773,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,430,315.60 : 87,529,999.80 = 51,249,957.20 : x
  2. Step 2: Convert to fraction form
    58,430,315.60/87,529,999.80 = 51,249,957.20/x
  3. Step 3: Cross multiply
    58,430,315.60x = 87,529,999.80 × 51,249,957.20
  4. Step 4: Simplify right side
    58,430,315.60x = 4,485,908,743,466,008.50
  5. Step 5: Solve for x
    x = 4,485,908,743,466,008.50/58,430,315.60
  6. Step 6: Final answer
    x = 76,773,652.47

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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.