Home / 14,642,657,421.06-20,186,440,946.12-9,820,884,062.40

Finding the Fourth Proportional to 14,642,657,421.06, 20,186,440,946.12 and 9,820,884,062.40

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Solution

The fourth proportional to 14,642,657,421.06, 20,186,440,946.12 and 9,820,884,062.40 is: 13,539,120,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642,657,421.06 : 20,186,440,946.12 = 9,820,884,062.40 : x
  2. Step 2: Convert to fraction form
    14,642,657,421.06/20,186,440,946.12 = 9,820,884,062.40/x
  3. Step 3: Cross multiply
    14,642,657,421.06x = 20,186,440,946.12 × 9,820,884,062.40
  4. Step 4: Simplify right side
    14,642,657,421.06x = 198,248,696,164,388,732,928
  5. Step 5: Solve for x
    x = 198,248,696,164,388,732,928/14,642,657,421.06
  6. Step 6: Final answer
    x = 13,539,120,015.15

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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.