Home / 755,426,415.60-1,133,139,623.40-448,560,572.40

Finding the Fourth Proportional to 755,426,415.60, 1,133,139,623.40 and 448,560,572.40

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Solution

The fourth proportional to 755,426,415.60, 1,133,139,623.40 and 448,560,572.40 is: 672,840,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,426,415.60 : 1,133,139,623.40 = 448,560,572.40 : x
  2. Step 2: Convert to fraction form
    755,426,415.60/1,133,139,623.40 = 448,560,572.40/x
  3. Step 3: Cross multiply
    755,426,415.60x = 1,133,139,623.40 × 448,560,572.40
  4. Step 4: Simplify right side
    755,426,415.60x = 508,281,758,081,424,448
  5. Step 5: Solve for x
    x = 508,281,758,081,424,448/755,426,415.60
  6. Step 6: Final answer
    x = 672,840,858.60

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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.