Home / 103,069,896,866.65-154,627,211,098.70-31,357,547,270.69

Finding the Fourth Proportional to 103,069,896,866.65, 154,627,211,098.70 and 31,357,547,270.69

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Solution

The fourth proportional to 103,069,896,866.65, 154,627,211,098.70 and 31,357,547,270.69 is: 47,043,125,381.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,069,896,866.65 : 154,627,211,098.70 = 31,357,547,270.69 : x
  2. Step 2: Convert to fraction form
    103,069,896,866.65/154,627,211,098.70 = 31,357,547,270.69/x
  3. Step 3: Cross multiply
    103,069,896,866.65x = 154,627,211,098.70 × 31,357,547,270.69
  4. Step 4: Simplify right side
    103,069,896,866.65x = 4,848,730,081,363,066,093,568
  5. Step 5: Solve for x
    x = 4,848,730,081,363,066,093,568/103,069,896,866.65
  6. Step 6: Final answer
    x = 47,043,125,381.57

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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.