Home / 943,186,473.80-1,412,966,445.09-527,402,222.07

Finding the Fourth Proportional to 943,186,473.80, 1,412,966,445.09 and 527,402,222.07

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Solution

The fourth proportional to 943,186,473.80, 1,412,966,445.09 and 527,402,222.07 is: 790,089,408.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,186,473.80 : 1,412,966,445.09 = 527,402,222.07 : x
  2. Step 2: Convert to fraction form
    943,186,473.80/1,412,966,445.09 = 527,402,222.07/x
  3. Step 3: Cross multiply
    943,186,473.80x = 1,412,966,445.09 × 527,402,222.07
  4. Step 4: Simplify right side
    943,186,473.80x = 745,201,642,847,520,896
  5. Step 5: Solve for x
    x = 745,201,642,847,520,896/943,186,473.80
  6. Step 6: Final answer
    x = 790,089,408.13

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Double scale
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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.