Home / 528,875,852.20-793,313,778.30-313,885,004.20

Finding the Fourth Proportional to 528,875,852.20, 793,313,778.30 and 313,885,004.20

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Solution

The fourth proportional to 528,875,852.20, 793,313,778.30 and 313,885,004.20 is: 470,827,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,875,852.20 : 793,313,778.30 = 313,885,004.20 : x
  2. Step 2: Convert to fraction form
    528,875,852.20/793,313,778.30 = 313,885,004.20/x
  3. Step 3: Cross multiply
    528,875,852.20x = 793,313,778.30 × 313,885,004.20
  4. Step 4: Simplify right side
    528,875,852.20x = 249,009,298,633,613,344
  5. Step 5: Solve for x
    x = 249,009,298,633,613,344/528,875,852.20
  6. Step 6: Final answer
    x = 470,827,506.30

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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.