Home / 581,927,542.72-873,006,303.84-213,465,916.48

Finding the Fourth Proportional to 581,927,542.72, 873,006,303.84 and 213,465,916.48

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Solution

The fourth proportional to 581,927,542.72, 873,006,303.84 and 213,465,916.48 is: 320,241,055.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,927,542.72 : 873,006,303.84 = 213,465,916.48 : x
  2. Step 2: Convert to fraction form
    581,927,542.72/873,006,303.84 = 213,465,916.48/x
  3. Step 3: Cross multiply
    581,927,542.72x = 873,006,303.84 × 213,465,916.48
  4. Step 4: Simplify right side
    581,927,542.72x = 186,357,090,742,022,944
  5. Step 5: Solve for x
    x = 186,357,090,742,022,944/581,927,542.72
  6. Step 6: Final answer
    x = 320,241,055.91

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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.