Home / 29,462,402,888.84-40,658,132,296.89-15,914,039,978.00

Finding the Fourth Proportional to 29,462,402,888.84, 40,658,132,296.89 and 15,914,039,978.00

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Solution

The fourth proportional to 29,462,402,888.84, 40,658,132,296.89 and 15,914,039,978.00 is: 21,961,383,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,462,402,888.84 : 40,658,132,296.89 = 15,914,039,978.00 : x
  2. Step 2: Convert to fraction form
    29,462,402,888.84/40,658,132,296.89 = 15,914,039,978.00/x
  3. Step 3: Cross multiply
    29,462,402,888.84x = 40,658,132,296.89 × 15,914,039,978.00
  4. Step 4: Simplify right side
    29,462,402,888.84x = 647,035,142,803,317,194,752
  5. Step 5: Solve for x
    x = 647,035,142,803,317,194,752/29,462,402,888.84
  6. Step 6: Final answer
    x = 21,961,383,979.60

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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.