Home / 875,806,566.39-1,208,616,263.37-473,920,317.18

Finding the Fourth Proportional to 875,806,566.39, 1,208,616,263.37 and 473,920,317.18

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Solution

The fourth proportional to 875,806,566.39, 1,208,616,263.37 and 473,920,317.18 is: 654,011,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,806,566.39 : 1,208,616,263.37 = 473,920,317.18 : x
  2. Step 2: Convert to fraction form
    875,806,566.39/1,208,616,263.37 = 473,920,317.18/x
  3. Step 3: Cross multiply
    875,806,566.39x = 1,208,616,263.37 × 473,920,317.18
  4. Step 4: Simplify right side
    875,806,566.39x = 572,787,802,885,216,768
  5. Step 5: Solve for x
    x = 572,787,802,885,216,768/875,806,566.39
  6. Step 6: Final answer
    x = 654,011,770.25

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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.