Home / 704,547,802.40-1,056,821,703.60-510,048,269.60

Finding the Fourth Proportional to 704,547,802.40, 1,056,821,703.60 and 510,048,269.60

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Solution

The fourth proportional to 704,547,802.40, 1,056,821,703.60 and 510,048,269.60 is: 765,072,404.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,547,802.40 : 1,056,821,703.60 = 510,048,269.60 : x
  2. Step 2: Convert to fraction form
    704,547,802.40/1,056,821,703.60 = 510,048,269.60/x
  3. Step 3: Cross multiply
    704,547,802.40x = 1,056,821,703.60 × 510,048,269.60
  4. Step 4: Simplify right side
    704,547,802.40x = 539,030,081,196,904,128
  5. Step 5: Solve for x
    x = 539,030,081,196,904,128/704,547,802.40
  6. Step 6: Final answer
    x = 765,072,404.40

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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.