Home / 704,547,813.40-1,056,821,720.10-510,048,280.60

Finding the Fourth Proportional to 704,547,813.40, 1,056,821,720.10 and 510,048,280.60

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Solution

The fourth proportional to 704,547,813.40, 1,056,821,720.10 and 510,048,280.60 is: 765,072,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,547,813.40 : 1,056,821,720.10 = 510,048,280.60 : x
  2. Step 2: Convert to fraction form
    704,547,813.40/1,056,821,720.10 = 510,048,280.60/x
  3. Step 3: Cross multiply
    704,547,813.40x = 1,056,821,720.10 × 510,048,280.60
  4. Step 4: Simplify right side
    704,547,813.40x = 539,030,101,237,739,520
  5. Step 5: Solve for x
    x = 539,030,101,237,739,520/704,547,813.40
  6. Step 6: Final answer
    x = 765,072,420.90

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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.