Home / 15,932,513,678.34-21,989,747,664.45-9,502,746,275.46

Finding the Fourth Proportional to 15,932,513,678.34, 21,989,747,664.45 and 9,502,746,275.46

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Solution

The fourth proportional to 15,932,513,678.34, 21,989,747,664.45 and 9,502,746,275.46 is: 13,115,506,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,932,513,678.34 : 21,989,747,664.45 = 9,502,746,275.46 : x
  2. Step 2: Convert to fraction form
    15,932,513,678.34/21,989,747,664.45 = 9,502,746,275.46/x
  3. Step 3: Cross multiply
    15,932,513,678.34x = 21,989,747,664.45 × 9,502,746,275.46
  4. Step 4: Simplify right side
    15,932,513,678.34x = 208,962,992,716,657,459,200
  5. Step 5: Solve for x
    x = 208,962,992,716,657,459,200/15,932,513,678.34
  6. Step 6: Final answer
    x = 13,115,506,877.03

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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.