Home / 14,120,590,637.80-19,484,973,048.18-8,694,264,557.80

Finding the Fourth Proportional to 14,120,590,637.80, 19,484,973,048.18 and 8,694,264,557.80

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Solution

The fourth proportional to 14,120,590,637.80, 19,484,973,048.18 and 8,694,264,557.80 is: 11,997,197,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120,590,637.80 : 19,484,973,048.18 = 8,694,264,557.80 : x
  2. Step 2: Convert to fraction form
    14,120,590,637.80/19,484,973,048.18 = 8,694,264,557.80/x
  3. Step 3: Cross multiply
    14,120,590,637.80x = 19,484,973,048.18 × 8,694,264,557.80
  4. Step 4: Simplify right side
    14,120,590,637.80x = 169,407,510,582,479,585,280
  5. Step 5: Solve for x
    x = 169,407,510,582,479,585,280/14,120,590,637.80
  6. Step 6: Final answer
    x = 11,997,197,208.52

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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.