Home / 22,896,881,956.80-31,597,507,023.84-12,872,421,385.92

Finding the Fourth Proportional to 22,896,881,956.80, 31,597,507,023.84 and 12,872,421,385.92

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Solution

The fourth proportional to 22,896,881,956.80, 31,597,507,023.84 and 12,872,421,385.92 is: 17,763,834,653.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,896,881,956.80 : 31,597,507,023.84 = 12,872,421,385.92 : x
  2. Step 2: Convert to fraction form
    22,896,881,956.80/31,597,507,023.84 = 12,872,421,385.92/x
  3. Step 3: Cross multiply
    22,896,881,956.80x = 31,597,507,023.84 × 12,872,421,385.92
  4. Step 4: Simplify right side
    22,896,881,956.80x = 406,736,425,155,435,429,888
  5. Step 5: Solve for x
    x = 406,736,425,155,435,429,888/22,896,881,956.80
  6. Step 6: Final answer
    x = 17,763,834,653.24

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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.