Home / 1,249,843,439,110.80-1,874,765,158,666.20-400,985,776,687.35

Finding the Fourth Proportional to 1,249,843,439,110.80, 1,874,765,158,666.20 and 400,985,776,687.35

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Solution

The fourth proportional to 1,249,843,439,110.80, 1,874,765,158,666.20 and 400,985,776,687.35 is: 601,478,665,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,843,439,110.80 : 1,874,765,158,666.20 = 400,985,776,687.35 : x
  2. Step 2: Convert to fraction form
    1,249,843,439,110.80/1,874,765,158,666.20 = 400,985,776,687.35/x
  3. Step 3: Cross multiply
    1,249,843,439,110.80x = 1,874,765,158,666.20 × 400,985,776,687.35
  4. Step 4: Simplify right side
    1,249,843,439,110.80x = 751,754,163,254,149,081,202,688
  5. Step 5: Solve for x
    x = 751,754,163,254,149,081,202,688/1,249,843,439,110.80
  6. Step 6: Final answer
    x = 601,478,665,031.03

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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.