Home / 19,356,010,419.36-26,710,258,110.40-10,665,195,814.72

Finding the Fourth Proportional to 19,356,010,419.36, 26,710,258,110.40 and 10,665,195,814.72

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Solution

The fourth proportional to 19,356,010,419.36, 26,710,258,110.40 and 10,665,195,814.72 is: 14,717,399,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356,010,419.36 : 26,710,258,110.40 = 10,665,195,814.72 : x
  2. Step 2: Convert to fraction form
    19,356,010,419.36/26,710,258,110.40 = 10,665,195,814.72/x
  3. Step 3: Cross multiply
    19,356,010,419.36x = 26,710,258,110.40 × 10,665,195,814.72
  4. Step 4: Simplify right side
    19,356,010,419.36x = 284,870,133,009,129,013,248
  5. Step 5: Solve for x
    x = 284,870,133,009,129,013,248/19,356,010,419.36
  6. Step 6: Final answer
    x = 14,717,399,238.65

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Double scale
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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.