Home / 841,640,937.56-1,161,500,363.55-470,362,958

Finding the Fourth Proportional to 841,640,937.56, 1,161,500,363.55 and 470,362,958

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Solution

The fourth proportional to 841,640,937.56, 1,161,500,363.55 and 470,362,958 is: 649,120,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,640,937.56 : 1,161,500,363.55 = 470,362,958 : x
  2. Step 2: Convert to fraction form
    841,640,937.56/1,161,500,363.55 = 470,362,958/x
  3. Step 3: Cross multiply
    841,640,937.56x = 1,161,500,363.55 × 470,362,958
  4. Step 4: Simplify right side
    841,640,937.56x = 546,326,746,717,453,376
  5. Step 5: Solve for x
    x = 546,326,746,717,453,376/841,640,937.56
  6. Step 6: Final answer
    x = 649,120,928.34

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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.