Home / 79,262,604,547.84-109,382,412,130.69-43,619,919,559.84

Finding the Fourth Proportional to 79,262,604,547.84, 109,382,412,130.69 and 43,619,919,559.84

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Solution

The fourth proportional to 79,262,604,547.84, 109,382,412,130.69 and 43,619,919,559.84 is: 60,195,498,818.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,262,604,547.84 : 109,382,412,130.69 = 43,619,919,559.84 : x
  2. Step 2: Convert to fraction form
    79,262,604,547.84/109,382,412,130.69 = 43,619,919,559.84/x
  3. Step 3: Cross multiply
    79,262,604,547.84x = 109,382,412,130.69 × 43,619,919,559.84
  4. Step 4: Simplify right side
    79,262,604,547.84x = 4,771,252,018,401,746,354,176
  5. Step 5: Solve for x
    x = 4,771,252,018,401,746,354,176/79,262,604,547.84
  6. Step 6: Final answer
    x = 60,195,498,818.39

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Double scale
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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.