Home / 983,254,499.62-1,356,875,374.15-537,208,285.33

Finding the Fourth Proportional to 983,254,499.62, 1,356,875,374.15 and 537,208,285.33

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Solution

The fourth proportional to 983,254,499.62, 1,356,875,374.15 and 537,208,285.33 is: 741,338,782.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,254,499.62 : 1,356,875,374.15 = 537,208,285.33 : x
  2. Step 2: Convert to fraction form
    983,254,499.62/1,356,875,374.15 = 537,208,285.33/x
  3. Step 3: Cross multiply
    983,254,499.62x = 1,356,875,374.15 × 537,208,285.33
  4. Step 4: Simplify right side
    983,254,499.62x = 728,924,693,153,623,808
  5. Step 5: Solve for x
    x = 728,924,693,153,623,808/983,254,499.62
  6. Step 6: Final answer
    x = 741,338,782.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.