Home / 912,260,108.73-1,258,967,831.04-510,349,881.74

Finding the Fourth Proportional to 912,260,108.73, 1,258,967,831.04 and 510,349,881.74

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Solution

The fourth proportional to 912,260,108.73, 1,258,967,831.04 and 510,349,881.74 is: 704,310,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,260,108.73 : 1,258,967,831.04 = 510,349,881.74 : x
  2. Step 2: Convert to fraction form
    912,260,108.73/1,258,967,831.04 = 510,349,881.74/x
  3. Step 3: Cross multiply
    912,260,108.73x = 1,258,967,831.04 × 510,349,881.74
  4. Step 4: Simplify right side
    912,260,108.73x = 642,514,083,683,176,576
  5. Step 5: Solve for x
    x = 642,514,083,683,176,576/912,260,108.73
  6. Step 6: Final answer
    x = 704,310,182.52

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Double scale
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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.