Home / 372,574,782,640.64-558,956,223,077.52-103,963,537,221.86

Finding the Fourth Proportional to 372,574,782,640.64, 558,956,223,077.52 and 103,963,537,221.86

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Solution

The fourth proportional to 372,574,782,640.64, 558,956,223,077.52 and 103,963,537,221.86 is: 155,971,549,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,574,782,640.64 : 558,956,223,077.52 = 103,963,537,221.86 : x
  2. Step 2: Convert to fraction form
    372,574,782,640.64/558,956,223,077.52 = 103,963,537,221.86/x
  3. Step 3: Cross multiply
    372,574,782,640.64x = 558,956,223,077.52 × 103,963,537,221.86
  4. Step 4: Simplify right side
    372,574,782,640.64x = 58,111,066,103,310,031,257,600
  5. Step 5: Solve for x
    x = 58,111,066,103,310,031,257,600/372,574,782,640.64
  6. Step 6: Final answer
    x = 155,971,549,366.40

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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.