Home / 1,346,742,657,435.40-1,858,490,061,445.60-729,430,018,963.35

Finding the Fourth Proportional to 1,346,742,657,435.40, 1,858,490,061,445.60 and 729,430,018,963.35

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Solution

The fourth proportional to 1,346,742,657,435.40, 1,858,490,061,445.60 and 729,430,018,963.35 is: 1,006,605,406,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,742,657,435.40 : 1,858,490,061,445.60 = 729,430,018,963.35 : x
  2. Step 2: Convert to fraction form
    1,346,742,657,435.40/1,858,490,061,445.60 = 729,430,018,963.35/x
  3. Step 3: Cross multiply
    1,346,742,657,435.40x = 1,858,490,061,445.60 × 729,430,018,963.35
  4. Step 4: Simplify right side
    1,346,742,657,435.40x = 1,355,638,440,763,461,419,925,504
  5. Step 5: Solve for x
    x = 1,355,638,440,763,461,419,925,504/1,346,742,657,435.40
  6. Step 6: Final answer
    x = 1,006,605,406,963.94

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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.