Home / 528,768,015.40-793,152,023.10-475,020,303.40

Finding the Fourth Proportional to 528,768,015.40, 793,152,023.10 and 475,020,303.40

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Solution

The fourth proportional to 528,768,015.40, 793,152,023.10 and 475,020,303.40 is: 712,530,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,768,015.40 : 793,152,023.10 = 475,020,303.40 : x
  2. Step 2: Convert to fraction form
    528,768,015.40/793,152,023.10 = 475,020,303.40/x
  3. Step 3: Cross multiply
    528,768,015.40x = 793,152,023.10 × 475,020,303.40
  4. Step 4: Simplify right side
    528,768,015.40x = 376,763,314,655,285,824
  5. Step 5: Solve for x
    x = 376,763,314,655,285,824/528,768,015.40
  6. Step 6: Final answer
    x = 712,530,455.10

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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.