Home / 938,217,332.46-1,294,736,365.70-514,838,077.34

Finding the Fourth Proportional to 938,217,332.46, 1,294,736,365.70 and 514,838,077.34

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Solution

The fourth proportional to 938,217,332.46, 1,294,736,365.70 and 514,838,077.34 is: 710,474,597.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,217,332.46 : 1,294,736,365.70 = 514,838,077.34 : x
  2. Step 2: Convert to fraction form
    938,217,332.46/1,294,736,365.70 = 514,838,077.34/x
  3. Step 3: Cross multiply
    938,217,332.46x = 1,294,736,365.70 × 514,838,077.34
  4. Step 4: Simplify right side
    938,217,332.46x = 666,579,581,173,980,544
  5. Step 5: Solve for x
    x = 666,579,581,173,980,544/938,217,332.46
  6. Step 6: Final answer
    x = 710,474,597.00

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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.