Home / 927,742,981.44-1,392,622,832.22-375,425,666.76

Finding the Fourth Proportional to 927,742,981.44, 1,392,622,832.22 and 375,425,666.76

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Solution

The fourth proportional to 927,742,981.44, 1,392,622,832.22 and 375,425,666.76 is: 563,546,548.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,742,981.44 : 1,392,622,832.22 = 375,425,666.76 : x
  2. Step 2: Convert to fraction form
    927,742,981.44/1,392,622,832.22 = 375,425,666.76/x
  3. Step 3: Cross multiply
    927,742,981.44x = 1,392,622,832.22 × 375,425,666.76
  4. Step 4: Simplify right side
    927,742,981.44x = 522,826,355,331,393,088
  5. Step 5: Solve for x
    x = 522,826,355,331,393,088/927,742,981.44
  6. Step 6: Final answer
    x = 563,546,548.76

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1.5x scale

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.