Home / 90,477,110,966.47-124,864,083,582.65-49,832,014,360.76

Finding the Fourth Proportional to 90,477,110,966.47, 124,864,083,582.65 and 49,832,014,360.76

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Solution

The fourth proportional to 90,477,110,966.47, 124,864,083,582.65 and 49,832,014,360.76 is: 68,771,302,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,477,110,966.47 : 124,864,083,582.65 = 49,832,014,360.76 : x
  2. Step 2: Convert to fraction form
    90,477,110,966.47/124,864,083,582.65 = 49,832,014,360.76/x
  3. Step 3: Cross multiply
    90,477,110,966.47x = 124,864,083,582.65 × 49,832,014,360.76
  4. Step 4: Simplify right side
    90,477,110,966.47x = 6,222,228,806,233,377,210,368
  5. Step 5: Solve for x
    x = 6,222,228,806,233,377,210,368/90,477,110,966.47
  6. Step 6: Final answer
    x = 68,771,302,926.98

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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.