Home / 1,306,021,808.19-1,959,875,526.06-476,906,032.07

Finding the Fourth Proportional to 1,306,021,808.19, 1,959,875,526.06 and 476,906,032.07

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Solution

The fourth proportional to 1,306,021,808.19, 1,959,875,526.06 and 476,906,032.07 is: 715,666,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,021,808.19 : 1,959,875,526.06 = 476,906,032.07 : x
  2. Step 2: Convert to fraction form
    1,306,021,808.19/1,959,875,526.06 = 476,906,032.07/x
  3. Step 3: Cross multiply
    1,306,021,808.19x = 1,959,875,526.06 × 476,906,032.07
  4. Step 4: Simplify right side
    1,306,021,808.19x = 934,676,460,474,579,072
  5. Step 5: Solve for x
    x = 934,676,460,474,579,072/1,306,021,808.19
  6. Step 6: Final answer
    x = 715,666,809.40

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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.