Home / 14,891,921,802.40-20,550,684,771.12-8,117,592,059.56

Finding the Fourth Proportional to 14,891,921,802.40, 20,550,684,771.12 and 8,117,592,059.56

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Solution

The fourth proportional to 14,891,921,802.40, 20,550,684,771.12 and 8,117,592,059.56 is: 11,202,185,838.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,891,921,802.40 : 20,550,684,771.12 = 8,117,592,059.56 : x
  2. Step 2: Convert to fraction form
    14,891,921,802.40/20,550,684,771.12 = 8,117,592,059.56/x
  3. Step 3: Cross multiply
    14,891,921,802.40x = 20,550,684,771.12 × 8,117,592,059.56
  4. Step 4: Simplify right side
    14,891,921,802.40x = 166,822,075,516,564,340,736
  5. Step 5: Solve for x
    x = 166,822,075,516,564,340,736/14,891,921,802.40
  6. Step 6: Final answer
    x = 11,202,185,838.07

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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.