Home / 140,281,278,261.90-210,421,913,326.65-64,712,070,444.30

Finding the Fourth Proportional to 140,281,278,261.90, 210,421,913,326.65 and 64,712,070,444.30

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Solution

The fourth proportional to 140,281,278,261.90, 210,421,913,326.65 and 64,712,070,444.30 is: 97,068,103,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,281,278,261.90 : 210,421,913,326.65 = 64,712,070,444.30 : x
  2. Step 2: Convert to fraction form
    140,281,278,261.90/210,421,913,326.65 = 64,712,070,444.30/x
  3. Step 3: Cross multiply
    140,281,278,261.90x = 210,421,913,326.65 × 64,712,070,444.30
  4. Step 4: Simplify right side
    140,281,278,261.90x = 13,616,837,678,218,564,599,808
  5. Step 5: Solve for x
    x = 13,616,837,678,218,564,599,808/140,281,278,261.90
  6. Step 6: Final answer
    x = 97,068,103,790.70

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1.5x scale

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.