Home / 1,243,615,930.02-1,866,069,495.81-507,226,086.18

Finding the Fourth Proportional to 1,243,615,930.02, 1,866,069,495.81 and 507,226,086.18

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Solution

The fourth proportional to 1,243,615,930.02, 1,866,069,495.81 and 507,226,086.18 is: 761,102,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,615,930.02 : 1,866,069,495.81 = 507,226,086.18 : x
  2. Step 2: Convert to fraction form
    1,243,615,930.02/1,866,069,495.81 = 507,226,086.18/x
  3. Step 3: Cross multiply
    1,243,615,930.02x = 1,866,069,495.81 × 507,226,086.18
  4. Step 4: Simplify right side
    1,243,615,930.02x = 946,519,126,899,592,192
  5. Step 5: Solve for x
    x = 946,519,126,899,592,192/1,243,615,930.02
  6. Step 6: Final answer
    x = 761,102,446.54

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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.