Home / 907,132,631.70-1,360,698,947.55-447,967,607.70

Finding the Fourth Proportional to 907,132,631.70, 1,360,698,947.55 and 447,967,607.70

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Solution

The fourth proportional to 907,132,631.70, 1,360,698,947.55 and 447,967,607.70 is: 671,951,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,132,631.70 : 1,360,698,947.55 = 447,967,607.70 : x
  2. Step 2: Convert to fraction form
    907,132,631.70/1,360,698,947.55 = 447,967,607.70/x
  3. Step 3: Cross multiply
    907,132,631.70x = 1,360,698,947.55 × 447,967,607.70
  4. Step 4: Simplify right side
    907,132,631.70x = 609,549,052,333,881,216
  5. Step 5: Solve for x
    x = 609,549,052,333,881,216/907,132,631.70
  6. Step 6: Final answer
    x = 671,951,411.55

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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.