Home / 152,346,897.20-228,490,599.80-48,688,296.80

Finding the Fourth Proportional to 152,346,897.20, 228,490,599.80 and 48,688,296.80

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Solution

The fourth proportional to 152,346,897.20, 228,490,599.80 and 48,688,296.80 is: 73,022,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,346,897.20 : 228,490,599.80 = 48,688,296.80 : x
  2. Step 2: Convert to fraction form
    152,346,897.20/228,490,599.80 = 48,688,296.80/x
  3. Step 3: Cross multiply
    152,346,897.20x = 228,490,599.80 × 48,688,296.80
  4. Step 4: Simplify right side
    152,346,897.20x = 11,124,818,139,072,420
  5. Step 5: Solve for x
    x = 11,124,818,139,072,420/152,346,897.20
  6. Step 6: Final answer
    x = 73,022,938.72

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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.