Home / 19,411,971,538.68-26,788,258,802.69-10,838,530,237.85

Finding the Fourth Proportional to 19,411,971,538.68, 26,788,258,802.69 and 10,838,530,237.85

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Solution

The fourth proportional to 19,411,971,538.68, 26,788,258,802.69 and 10,838,530,237.85 is: 14,957,025,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,411,971,538.68 : 26,788,258,802.69 = 10,838,530,237.85 : x
  2. Step 2: Convert to fraction form
    19,411,971,538.68/26,788,258,802.69 = 10,838,530,237.85/x
  3. Step 3: Cross multiply
    19,411,971,538.68x = 26,788,258,802.69 × 10,838,530,237.85
  4. Step 4: Simplify right side
    19,411,971,538.68x = 290,345,353,052,306,997,248
  5. Step 5: Solve for x
    x = 290,345,353,052,306,997,248/19,411,971,538.68
  6. Step 6: Final answer
    x = 14,957,025,486.76

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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.