Home / 875,300,955.67-1,207,911,707.60-473,415,153.17

Finding the Fourth Proportional to 875,300,955.67, 1,207,911,707.60 and 473,415,153.17

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Solution

The fourth proportional to 875,300,955.67, 1,207,911,707.60 and 473,415,153.17 is: 653,310,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,300,955.67 : 1,207,911,707.60 = 473,415,153.17 : x
  2. Step 2: Convert to fraction form
    875,300,955.67/1,207,911,707.60 = 473,415,153.17/x
  3. Step 3: Cross multiply
    875,300,955.67x = 1,207,911,707.60 × 473,415,153.17
  4. Step 4: Simplify right side
    875,300,955.67x = 571,843,706,072,594,112
  5. Step 5: Solve for x
    x = 571,843,706,072,594,112/875,300,955.67
  6. Step 6: Final answer
    x = 653,310,958.22

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1.5x scale

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.