Home / 648,816,345-895,348,058.27-380,887,869.24

Finding the Fourth Proportional to 648,816,345, 895,348,058.27 and 380,887,869.24

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Solution

The fourth proportional to 648,816,345, 895,348,058.27 and 380,887,869.24 is: 525,614,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,816,345 : 895,348,058.27 = 380,887,869.24 : x
  2. Step 2: Convert to fraction form
    648,816,345/895,348,058.27 = 380,887,869.24/x
  3. Step 3: Cross multiply
    648,816,345x = 895,348,058.27 × 380,887,869.24
  4. Step 4: Simplify right side
    648,816,345x = 341,027,214,140,727,232
  5. Step 5: Solve for x
    x = 341,027,214,140,727,232/648,816,345
  6. Step 6: Final answer
    x = 525,614,400.39

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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.