Home / 314,956,479.60-472,434,719.40-249,908,101.20

Finding the Fourth Proportional to 314,956,479.60, 472,434,719.40 and 249,908,101.20

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Solution

The fourth proportional to 314,956,479.60, 472,434,719.40 and 249,908,101.20 is: 374,862,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,956,479.60 : 472,434,719.40 = 249,908,101.20 : x
  2. Step 2: Convert to fraction form
    314,956,479.60/472,434,719.40 = 249,908,101.20/x
  3. Step 3: Cross multiply
    314,956,479.60x = 472,434,719.40 × 249,908,101.20
  4. Step 4: Simplify right side
    314,956,479.60x = 118,065,263,666,208,784
  5. Step 5: Solve for x
    x = 118,065,263,666,208,784/314,956,479.60
  6. Step 6: Final answer
    x = 374,862,151.80

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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.