Home / 43,130,752,578.54-64,703,080,798.91-13,285,069,829.82

Finding the Fourth Proportional to 43,130,752,578.54, 64,703,080,798.91 and 13,285,069,829.82

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Solution

The fourth proportional to 43,130,752,578.54, 64,703,080,798.91 and 13,285,069,829.82 is: 19,929,746,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,130,752,578.54 : 64,703,080,798.91 = 13,285,069,829.82 : x
  2. Step 2: Convert to fraction form
    43,130,752,578.54/64,703,080,798.91 = 13,285,069,829.82/x
  3. Step 3: Cross multiply
    43,130,752,578.54x = 64,703,080,798.91 × 13,285,069,829.82
  4. Step 4: Simplify right side
    43,130,752,578.54x = 859,584,946,617,681,575,936
  5. Step 5: Solve for x
    x = 859,584,946,617,681,575,936/43,130,752,578.54
  6. Step 6: Final answer
    x = 19,929,746,068.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.