Home / 907,132,345.70-1,360,698,518.55-447,967,321.70

Finding the Fourth Proportional to 907,132,345.70, 1,360,698,518.55 and 447,967,321.70

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Solution

The fourth proportional to 907,132,345.70, 1,360,698,518.55 and 447,967,321.70 is: 671,950,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,132,345.70 : 1,360,698,518.55 = 447,967,321.70 : x
  2. Step 2: Convert to fraction form
    907,132,345.70/1,360,698,518.55 = 447,967,321.70/x
  3. Step 3: Cross multiply
    907,132,345.70x = 1,360,698,518.55 × 447,967,321.70
  4. Step 4: Simplify right side
    907,132,345.70x = 609,548,470,996,001,280
  5. Step 5: Solve for x
    x = 609,548,470,996,001,280/907,132,345.70
  6. Step 6: Final answer
    x = 671,950,982.55

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Double scale
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Similar ratio
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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.