Home / 92,808,940.48-128,076,271.20-51,559,691.20

Finding the Fourth Proportional to 92,808,940.48, 128,076,271.20 and 51,559,691.20

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Solution

The fourth proportional to 92,808,940.48, 128,076,271.20 and 51,559,691.20 is: 71,152,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,808,940.48 : 128,076,271.20 = 51,559,691.20 : x
  2. Step 2: Convert to fraction form
    92,808,940.48/128,076,271.20 = 51,559,691.20/x
  3. Step 3: Cross multiply
    92,808,940.48x = 128,076,271.20 × 51,559,691.20
  4. Step 4: Simplify right side
    92,808,940.48x = 6,603,572,993,119,454
  5. Step 5: Solve for x
    x = 6,603,572,993,119,454/92,808,940.48
  6. Step 6: Final answer
    x = 71,152,336.82

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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.