Home / 1,031,529,820.20-1,547,294,730.30-971,013,877.80

Finding the Fourth Proportional to 1,031,529,820.20, 1,547,294,730.30 and 971,013,877.80

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Solution

The fourth proportional to 1,031,529,820.20, 1,547,294,730.30 and 971,013,877.80 is: 1,456,520,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,529,820.20 : 1,547,294,730.30 = 971,013,877.80 : x
  2. Step 2: Convert to fraction form
    1,031,529,820.20/1,547,294,730.30 = 971,013,877.80/x
  3. Step 3: Cross multiply
    1,031,529,820.20x = 1,547,294,730.30 × 971,013,877.80
  4. Step 4: Simplify right side
    1,031,529,820.20x = 1,502,444,656,168,108,032
  5. Step 5: Solve for x
    x = 1,502,444,656,168,108,032/1,031,529,820.20
  6. Step 6: Final answer
    x = 1,456,520,816.70

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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.