Home / 507,853,466,275.86-700,837,897,859.46-279,482,708,260.89

Finding the Fourth Proportional to 507,853,466,275.86, 700,837,897,859.46 and 279,482,708,260.89

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Solution

The fourth proportional to 507,853,466,275.86, 700,837,897,859.46 and 279,482,708,260.89 is: 385,686,200,356.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,853,466,275.86 : 700,837,897,859.46 = 279,482,708,260.89 : x
  2. Step 2: Convert to fraction form
    507,853,466,275.86/700,837,897,859.46 = 279,482,708,260.89/x
  3. Step 3: Cross multiply
    507,853,466,275.86x = 700,837,897,859.46 × 279,482,708,260.89
  4. Step 4: Simplify right side
    507,853,466,275.86x = 195,872,073,745,630,899,470,336
  5. Step 5: Solve for x
    x = 195,872,073,745,630,899,470,336/507,853,466,275.86
  6. Step 6: Final answer
    x = 385,686,200,356.14

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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.