Home / 1,679,778,051.98-2,519,667,077.96-630,514,227.60

Finding the Fourth Proportional to 1,679,778,051.98, 2,519,667,077.96 and 630,514,227.60

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Solution

The fourth proportional to 1,679,778,051.98, 2,519,667,077.96 and 630,514,227.60 is: 945,771,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,778,051.98 : 2,519,667,077.96 = 630,514,227.60 : x
  2. Step 2: Convert to fraction form
    1,679,778,051.98/2,519,667,077.96 = 630,514,227.60/x
  3. Step 3: Cross multiply
    1,679,778,051.98x = 2,519,667,077.96 × 630,514,227.60
  4. Step 4: Simplify right side
    1,679,778,051.98x = 1,588,685,941,470,674,688
  5. Step 5: Solve for x
    x = 1,588,685,941,470,674,688/1,679,778,051.98
  6. Step 6: Final answer
    x = 945,771,341.40

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Double scale
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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.