Home / 103,069,896,867.65-154,627,211,100.20-31,357,547,271.69

Finding the Fourth Proportional to 103,069,896,867.65, 154,627,211,100.20 and 31,357,547,271.69

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Solution

The fourth proportional to 103,069,896,867.65, 154,627,211,100.20 and 31,357,547,271.69 is: 47,043,125,383.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,069,896,867.65 : 154,627,211,100.20 = 31,357,547,271.69 : x
  2. Step 2: Convert to fraction form
    103,069,896,867.65/154,627,211,100.20 = 31,357,547,271.69/x
  3. Step 3: Cross multiply
    103,069,896,867.65x = 154,627,211,100.20 × 31,357,547,271.69
  4. Step 4: Simplify right side
    103,069,896,867.65x = 4,848,730,081,564,110,618,624
  5. Step 5: Solve for x
    x = 4,848,730,081,564,110,618,624/103,069,896,867.65
  6. Step 6: Final answer
    x = 47,043,125,383.06

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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.