Home / 553,176,016.20-829,806,014.70-164,968,547.40

Finding the Fourth Proportional to 553,176,016.20, 829,806,014.70 and 164,968,547.40

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Solution

The fourth proportional to 553,176,016.20, 829,806,014.70 and 164,968,547.40 is: 247,465,343.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,176,016.20 : 829,806,014.70 = 164,968,547.40 : x
  2. Step 2: Convert to fraction form
    553,176,016.20/829,806,014.70 = 164,968,547.40/x
  3. Step 3: Cross multiply
    553,176,016.20x = 829,806,014.70 × 164,968,547.40
  4. Step 4: Simplify right side
    553,176,016.20x = 136,891,892,868,842,064
  5. Step 5: Solve for x
    x = 136,891,892,868,842,064/553,176,016.20
  6. Step 6: Final answer
    x = 247,465,343.51

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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.