Home / 7,123,033,133.86-10,684,550,032.92-4,879,868,502.54

Finding the Fourth Proportional to 7,123,033,133.86, 10,684,550,032.92 and 4,879,868,502.54

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Solution

The fourth proportional to 7,123,033,133.86, 10,684,550,032.92 and 4,879,868,502.54 is: 7,319,802,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123,033,133.86 : 10,684,550,032.92 = 4,879,868,502.54 : x
  2. Step 2: Convert to fraction form
    7,123,033,133.86/10,684,550,032.92 = 4,879,868,502.54/x
  3. Step 3: Cross multiply
    7,123,033,133.86x = 10,684,550,032.92 × 4,879,868,502.54
  4. Step 4: Simplify right side
    7,123,033,133.86x = 52,139,199,169,459,027,968
  5. Step 5: Solve for x
    x = 52,139,199,169,459,027,968/7,123,033,133.86
  6. Step 6: Final answer
    x = 7,319,802,981.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.