Home / 152,292,693,571.48-210,165,821,547.57-83,711,594,339.05

Finding the Fourth Proportional to 152,292,693,571.48, 210,165,821,547.57 and 83,711,594,339.05

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Solution

The fourth proportional to 152,292,693,571.48, 210,165,821,547.57 and 83,711,594,339.05 is: 115,523,047,000.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,292,693,571.48 : 210,165,821,547.57 = 83,711,594,339.05 : x
  2. Step 2: Convert to fraction form
    152,292,693,571.48/210,165,821,547.57 = 83,711,594,339.05/x
  3. Step 3: Cross multiply
    152,292,693,571.48x = 210,165,821,547.57 × 83,711,594,339.05
  4. Step 4: Simplify right side
    152,292,693,571.48x = 17,593,315,997,323,353,915,392
  5. Step 5: Solve for x
    x = 17,593,315,997,323,353,915,392/152,292,693,571.48
  6. Step 6: Final answer
    x = 115,523,047,000.71

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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.